• Contribution To The Taxonomy And Phylogeny Of The Genus Polia Ochsenheimer, 1816 (Noctuidae, Noctuinae, Hadenini): Species Groups And Pairs In The Holarctic Subgenus Polia S. Str. (gbif.org)
  • When we build the hierarchical grouping purely on taxonomy, the groupings look sensible and elegant. (uncommondescent.com)
  • The present thesis studies four aspects of the genus: the taxonomy, pollen morphology, molecular phylogeny and historical biogeography. (universiteitleiden.nl)
  • Species identification skill is a key proficiency for admission to biological jobs in nature protection, conservation, environmental monitoring and systematics/taxonomy. (lu.se)
  • My doctoral studies taught me taxonomic methodology and nomenclature and how to work with botanical collections, but they also stimulated my interest in experimental taxonomy and in-depth studies of groups exhibiting complex variation patterns. (lu.se)
  • Primarily Andean, the genus seems to have undergone an adaptive radiation indicated by its high number of species, broad morphological variation, and diversification primarily in an ecosystem (páramo) that formed within the last 2-5 my. (bioone.org)
  • Internal transcriber spacer (ITS) sequences and several chloroplast markers, rpoB , rpoC1 , and psbA-trnH were sequenced in order to infer a preliminary phylogeny of the genus. (bioone.org)
  • Morphological character mapping results suggest that the high Andean forest tree species are derived from shrubby páramo-puna ancestors, contradicting previous hypotheses about morphological evolution of the genus and documenting an atypical trend of downslope diversification in páramo plants. (bioone.org)
  • Diplostephium Kunth is a genus of 111 known species ( Vargas, 2011 ), distributed from Costa Rica to northern Chile in high elevation cloud forests (2500-3000 m), páramos (3000-4500 m), and puna habitats (3800-4200 m). (bioone.org)
  • I am currently revising the parasitic apid genus Epeolus , which is widespread across the globe and an interesting group for the study of kleptoparasitism as its constituents are heavily specialized on their hosts in the genus Colletes . (yorku.ca)
  • I aim to revise the genus Epeolus for Canadian and ideally North American species. (yorku.ca)
  • 2018. A revision of the cleptoparasitic bee genus Epeolus Latreille for Nearctic species, north of Mexico (Hymenoptera, Apidae). (yorku.ca)
  • We refer this species to a new genus, Shaochilong, and analyze its systematic affinities. (treebase.org)
  • In Thailand, the genus comprises at least six species, one of which is Anentome wykoffi, a species that may act as an intermediate host of parasitic trematodes. (researchgate.net)
  • A new species of the giant pill millipede genus Sphaerobelum is described: Sphaerobelum turcosa sp. (researchgate.net)
  • Myotis occurs virtually worldwide in diverse habitats, contains about 100 species, and has been described as the most widespread mammalian genus after Homo * [composite below shows - clockwise from far left - sleeping Bechstein's bat M. bechsteinii , Nepalese whiskered bat M. muricola , Geoffroy's bat M. emarginatus , Long-legged myotis M. volans and Greater mouse-eared bat M. myotis . (scienceblogs.com)
  • The study focused on the mitochondrial genomes of 20 different Aspergillus species, a type of fungi, to examine the relationships within section Flavi , a group of closely related species within the genus Aspergillus . (vanderbilt.edu)
  • Consequently, new Pseudomonas species are regularly reported and the number of species within the genus is in constant evolution. (preprints.org)
  • Here we showcase an ideal organismal system for a data-rich, comparative approach to evaluating integrative strategies of species delimitation among charismatic monitor lizards of the genus Varanus. (ku.edu)
  • This study defines those three species as members of L. goodeyi complex group and reveals the taxonomical complexity of the genus Longidorus . (ufz.de)
  • Trigonostemon Blume is a plant genus in the family Euphorbiaceae comprising 59 species. (universiteitleiden.nl)
  • Phlegmariurus (Lycopodiaceae) is a diverse genus of 200-300 species of epiphytic, epilithic and terrestrial herbs that occur in wet forested and montane habitats globally in the tropics and subtropics. (edu.au)
  • Perrie L.R., Field A.R. , Ohlsen D.J., Brownsey P.J. (2021) Expansion of the fern genus Lecanopteris to encompass some species previously included in Microsorum and Colysis (Polypodiaceae) Blumea 66: 242-248. (edu.au)
  • We find that the rate of diversification has increased on the branch leading to the presently most species-rich genus Heliconius, but the change occurred gradually and cannot be unequivocally attributed to a specific environmental driver. (lu.se)
  • The development of molecular methods triggered the discovery of cryptic species, i.e., genetically distinct lineages in morphologically undifferentiated species. (uni-goettingen.de)
  • This study challenges the current morphology-based species delimitation in the L. lanuginosus species group and suggests that molecular approaches are needed for accurate determination of Collembola species in both taxonomic and ecological studies. (uni-goettingen.de)
  • Overall, the results suggest that wide geographic sampling combined with molecular phylogenetic approaches is necessary to delimit species, understand the full range of cryptic diversity, and analyze phylogenetic relationships in Collembola. (uni-goettingen.de)
  • In Chapter IV, I studied the phylogeography of 18 lineages of the L. lanuginosus species group using a multi-locus molecular approach. (uni-goettingen.de)
  • Molecular data reveal L. liberatus synonymous with L. erlangeri and "plumage coloration" as unreliable morphological characters for defining species and species groups. (wikimedia.org)
  • Similarities in the embryonic development of various animal species are also found at molecular level. (news-medical.net)
  • Two groups of scientists, including researchers at the Max Planck Institute of Molecular Genetics in Dresden and the Max Planck Institute for Evolutionary Biology in Plön, have now succeeded in demonstrating, for the first time, that parallels exist between individual development and phylogeny on the level of gene expression. (news-medical.net)
  • For the first time, scientists have now demonstrated that the hourglass motif arises in organisms as diverse as the fruit fly and zebrafish, not only at morphological level but also at molecular level - a finding that suggests that parallels do, indeed, exist between ontogeny and phylogeny. (news-medical.net)
  • Our discovery confirms the earlier anatomical studies and broadens our understanding of how development and evolution are linked at molecular level,' explains Alex T. Kalinka, a researcher from the Dresden group. (news-medical.net)
  • 3) molecular phylogeny of european Spinturnix species . (unil.ch)
  • However, a molecular phylogeny supports the monophyly of three main clades: Cuculinae, Phaenicophaeinae, and Neomorphinae-Crotophaginae, with parasitic species within the three of them, thus postulating that brood parasitism had a polyphyletic origin. (encyclopedia.com)
  • This article reports on a phylogeny - a family tree - of armored scale insects and methods for curating specimens to produce morphological and molecular vouchers. (usda.gov)
  • show that these phenotypic characters by themselves support-concordant with molecular phylogenies-the planktonic appendicularians as sister group to the remaini. (researchgate.net)
  • Molecular phylogenetic analyses have demonstrated that Trigonostemon and Dimorphocalyx Thwaites are two monophyletic groups and are not closely related, although they are similar in morphology. (universiteitleiden.nl)
  • This collaborative research programs uses molecular tools to unravel the complex diversification of Phlegmariurus globally with an overall aim to resolve our understanding of the species diversity for conservation purposes. (edu.au)
  • Different clonal complexes may prefer molecular markers provides a more robust inference on different host species ( 9 ). (cdc.gov)
  • The Pteridophyte Phylogeny Group (PPG) is an informal international group of systematic botanists who collaborate to establish a consensus on the classification of pteridophytes (lycophytes and ferns) that reflects knowledge about plant relationships discovered through phylogenetic studies. (wikipedia.org)
  • In 2016, the group published a classification for extant pteridophytes, termed "PPG I". The paper had 94 authors (26 principal and 68 additional). (wikipedia.org)
  • The classification was based on a consensus phylogeny, shown below to the level of order. (wikipedia.org)
  • Classification, distribution, and phylogeny of North American (north of Mexico) species of Gyrinus Müller (Coleoptera, Gyrinidae). (amnh.org)
  • 1997: Classification of mammals - above the species level. (helsinki.fi)
  • The flowering plants are arranged according to the Angiosperm Phylogeny Group III classification system. (arizona.edu)
  • The classification of angiosperms is in flux, with newer divisions called the "APG system" (organized by the Angiosperm Phylogeny Group). (getty.edu)
  • 2009). An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG III. (gbif.org)
  • We provide information about the classification of groups within the family Diaspididae. (usda.gov)
  • The results indicate that genetic markers are a reliable and fast method to detect cryptic species, which may facilitate taxonomic research on Collembola species and the identification of possible species-specific morphological characters. (uni-goettingen.de)
  • A clade is a taxonomic group that includes an ancestor and all of its descendants. (coursehero.com)
  • In this study, whole genome se-quencing enabled us to define 43 new Pseudomonas species and to provide an update of the Pseu-domonas evolutionary and taxonomic relationships. (preprints.org)
  • The water monitors (Varanus salvator Complex), a widespread group distributed throughout Southeast Asia and southern India, have been the subjects of numerous taxonomic treatments, which recently have drawn increased attention to the possibility of undocumented species diversity in the Philippines. (ku.edu)
  • The species delimitation has been optimised in the taxonomic revisions and the species complexes can now be clearly recognised by morphological characters. (universiteitleiden.nl)
  • We also aim to develop a deep understanding of species concepts used for bryophytes, including the ability to critically evaluate such species concepts, skills that are applicable both in practical conservation work and in taxonomic research. (lu.se)
  • Identification of species from representative habitats with focus on different taxonomic groups. (lu.se)
  • My thesis was a taxonomic revision of a group of African herbs and shrubs that had not been much studied since the beginning of the 20th century. (lu.se)
  • Species diversity delimited by morphology was compared with that delimited by genes. (uni-goettingen.de)
  • The shell morphology is traditionally used for species identification yet in Thailand, the common snorkel snail, Rhiostoma housei, shows considerable variation in shell morphology within and between populations. (researchgate.net)
  • On the basis of habitat distribution and shell morphology, the 10 extant Sri Lankan species fall into two distinct groups, lowland and montane. (researchgate.net)
  • At the time of their species description, there was little observed variation in the morphology or coloration. (amphibiaweb.org)
  • The present study provides a detailed comparative investigation of the skeletal and muscular thoracic morphology of 23 orthopteran species. (researchgate.net)
  • However, differential morphology in the tail shape of first-stage juvenile, phylogeny and haplonet analyses indicate they are three distinct valid species. (ufz.de)
  • General morphology, terminology and phylogeny. (lu.se)
  • Recent conceptual, technological, and methodological advances in phylogenetic systematics have enabled increasingly robust statistical species delimitation in empirical studies of biodiversity. (ku.edu)
  • Fanny does research in Systematics (Phylogeny), Evolutionary Biology and Zoology. (researchgate.net)
  • Back in Uppsala, I worked on the fine-scale systematics of sedges in the Carex flava complex in Fennoscandia, a group that caught my interest already as a student. (lu.se)
  • Species delimitation is based on morphological characters and COI sequence data. (researchgate.net)
  • To date, studies of this group have relied on purportedly diagnostic differences in morphological characters, with no attention given to the genetic underpinnings of species diversity. (ku.edu)
  • Species delimitation is particularly difficult in Collembola due to considerable morphological conservatism, and many Collembola species comprise high genetic divergence and high cryptic species diversity. (uni-goettingen.de)
  • DNA-based methods provide useful tools for species delimitation, phylogenetic reconstruction, and lineage divergence time estimation. (uni-goettingen.de)
  • As the diversity of lines of evidence has increased, so too have the kinds of tools and inferential power of species delimitation methods expanded. (ku.edu)
  • to infer the relationships of Mesembrinellidae species and to perform a biogeographic analysis, based on the phylogenetic hypothesis. (usp.br)
  • We collected a 5-gene dataset to estimate phylogeny, and used multilocus genetic networks, analysis of population structure, and a Bayesian coalescent approach to infer species boundaries in this group. (ku.edu)
  • Learn all about phylogenies and clades in just a few minutes! (coursehero.com)
  • Many of the bolded characters in the characterization above are apomorphies of more or less inclusive clades of streptophytes along the lineage leading to the embryophytes, not apomorphies of crown-group embryophytes per se . (mobot.org)
  • By analyzing two mitochondrial and two nuclear genes from three morphospecies of the European Lepidocyrtus lanuginosus species group (Collembola: Entomobryidae) from different geographic regions of Europe, this thesis focuses on exploring cryptic species / lineages diversity, their phylogeny, and the effects of historical geographic and climatic changes on the divergence and distribution of this species group in Europe. (uni-goettingen.de)
  • Anonymous Reviewer ( 2017 ) Peer Review #1 of 'Mitochondrial genomes of three Tetrigoidea species and phylogeny of Tetrigoidea (v0.2)' . (peerj.com)
  • The team found that while the genomic content of Flavi nuclei is approximately 1000 times larger than that of the mitochondria, phylogenies (the relationships between organisms and their common ancestor) produced by mitochondrial genomes are consistent with those produces by nuclear genomes. (vanderbilt.edu)
  • This is significant because it shows that mitochondrial genomes may be underutilized in constructing phylogenies, as most previous studies have focused only on nuclear genomes. (vanderbilt.edu)
  • VU alumni Miya Hugaboom studied the nuclear and mitochondrial genomes of 20 different Aspergillus species within section Flavi . (vanderbilt.edu)
  • I also constructed a phylogeny using nuclear genes, whereas Miya constructed a phylogeny from the mitochondrial genes. (vanderbilt.edu)
  • We use a data set of 22 mitochondrial and nuclear markers from 92% of species in the tribe, obtained by Sanger sequencing and de novo assembly of short read data, to re-examine the phylogeny of Heliconiini with both supermatrix and multispecies coalescent approaches, characterize the patterns of conflicting signal, and compare the performance of various methodological approaches. (lu.se)
  • We use a data set of 22 mitochondrial and nuclear markers from 92% of species in the tribe, obtained by Sanger sequencing and de novo assembly of short read data, to re-examine the phylogeny of Heliconiini with both supermatrix and multispecies coalescent approaches, characterize the patterns of conflicting signal, and compare the performance of various methodological approaches to reflect the heterogeneity across the data. (lu.se)
  • They seem to be of extant species and help to show former distribution of some of these species. (ufl.edu)
  • All groups below are crown groups, nearly all are extant. (mobot.org)
  • Here we obtained a well-resolved polymorphism type of intergenic spacer (IGS) sequence phylogeny of B. burgdorferi sensu stricto clonal complexes (corresponding to the ospC- A and -B groups) is associated by using multilocus sequence typing at housekeeping loci with hematogenous dissemination in patients with early as well as loci under adaptive evolution. (cdc.gov)
  • Accurate species identification and assessment of species diversity are essential for studies on phylogeny and phylogeography, adaptation and ecological function. (uni-goettingen.de)
  • Our study contributes to a growing body of literature suggesting that integrative combinations of types of data and analyses are most informative to systematists and biodiversity specialists when attempting to estimate species diversity. (ku.edu)
  • The first comprehensive, time-calibrated phylogeny of this group is used to test the hypotheses of a diversification rate increase driven by the dramatic environmental changes in the Neotropics over the past 23 myr, or changes caused by diversity-dependent effects on the rate of diversification. (lu.se)
  • You will get an overview of bryophyte phylogeny and diversity. (lu.se)
  • The aim of the course is to provide a broad knowledge about bryophyte diversity and the methods and principles used in species identification. (lu.se)
  • However, my research also shows that much diversity may be hidden within species and that populations of widespread species may be as important targets for conservation as named taxa. (lu.se)
  • Diplostephium comprises 111 neotropical species that live in high elevation habitats from Costa Rica to Chile. (bioone.org)
  • Mesembrinellidae is an exclusive Neotropical group of Diptera, which includes 36 described species. (usp.br)
  • Monophyly of these groups is primarily established by abdominal coloration and aedeagal structure. (amnh.org)
  • Our results contradict previous systematic hypotheses, reveal surprising relationships between Philippine and non-Philippine lineages, and simultaneously uncover novel, cryptic evolutionary lineages (new putative species). (ku.edu)
  • Six new species of Eleutherodactylus (Anura: Eleutherodactylidae: subgenus Syrrhophus) from Mexico, with a discussion of their systematic relationships and the validity of related species. (amphibiaweb.org)
  • Within families, genera and species are organized alphabetically. (arizona.edu)
  • Mollusca is the second phylum in number of species, with estimates on the number of living species ranging up to 200,000 ( Ponder & Lindberg 2008 PONDER, W.F. & LINDBERG, D.R. 2008. (scielo.br)
  • Bivalvia constitutes one of the most representative groups of this phylum with more than 8,000 species living worldwide. (scielo.br)
  • Whether fish or flies - at a certain stage in their development, the embryos of different animal species within a phylum are almost impossible to distinguish on the basis of their appearance. (news-medical.net)
  • The extent to which the individual development of an organism (ontogeny) and that of a phylum (phylogeny) are linked was also previously unclear. (news-medical.net)
  • The 3D ANOPA analysis of results on a dataset of fossil equids matches closely the inferred phylogeny of family Equidae and correlates with the stratigraphic appearance of the taxa (Cavanaugh et al. (grisda.org)
  • My ultimate goal is to determine if host-parasite co-speciation occurred and if coevolution was a mechanism that led to diversification in these groups, a hypothesis that in bees has never been tested before. (yorku.ca)
  • Our study provides comprehensive comparison of philosophically distinct species tree reconstruction methods and provides insights into the diversification of an important insect radiation in the most biodiverse region of the planet. (lu.se)
  • The family Cuculidae belongs to the order Cuculiformes and includes 38 genera and 129 species within six subfamilies: Cuculinae (Old World cuckoos), Phaenicophaeinae (malkohas and couas), Centropodinae (coucals), Coccyzinae (American cuckoos), Crotophaginae (anis), and Neomorphinae (New World ground cuckoos, roadrunners). (encyclopedia.com)
  • EF1-α separated 89% of these lineages, showing a higher resolution than 28S rDNA D1-2 in distinguishing closely related genetic lineages of the species group. (uni-goettingen.de)
  • Particularly promising are studies which involve closely related parasite species that parasitized a same host species because such systems might provide insights into the detailed mechanisms of coevolution between host defences and parasite virulence. (unil.ch)
  • Most coccinellid species are carnivorous predators, preying on insects such as aphids and scale insects . (wikipedia.org)
  • Several species forage over water, plucking insects and even small fish from the surface. (scienceblogs.com)
  • Armored scale insects, or the family Diaspididae, are an important group of common agricultural pests that cause billions of dollars in global economic losses each year. (usda.gov)
  • This is the most comprehensive study of relationships among species of armored scale insects. (usda.gov)
  • Armored scale insects are major economic pests and are among the world's most invasive species. (usda.gov)
  • The phylogenetic analysis based on the four genes showed that both morphospecies L. cyaneus and L. lanuginosus are polyphyletic, suggesting that body color is insufficient for delimiting morphospecies and lineages in this Collembola species group. (uni-goettingen.de)
  • Although HAK genes have been studied in a variety of plant species, yet, remain unexplored in common bean. (bvsalud.org)
  • Fifty three HAKs genes, across diverse plant species, were divided into 5 groups based on sequential homology. (bvsalud.org)
  • Twelve pairs of orthologs genes were found in various plant species. (bvsalud.org)
  • Traditionally, the group has been placed within the Calliphoridae s.l., but some authors have suggested the subfamily merits full species status. (usp.br)
  • Phylogenies based on the rpoD gene and whole genome sequences, including 316 and 313 type strains of Pseudomonas, respectively, re-vealed sixteen groups of Pseudomonas and justified the partitioning of the P. putida group into fifteen subgroups. (preprints.org)
  • Five groups were made in PvHAK gene family based on Phylogeny. (bvsalud.org)
  • Maximum PvHAKs (10) were detected in Group-V while group-II composed of only 1 PvHAK gene. (bvsalud.org)
  • The rbcL sequence data we produced was combined with rbcL sequences from many other labs, and in 1993 we published the first comprehensive paper describing the phylogeny of Flowering plants based on gene sequences. (lu.se)
  • Clamator , traditionally situated within the Cuculinae, is grouped in this phylogeny with the Phaenicophaeinae. (encyclopedia.com)
  • Traditionally, most conservation efforts have been directed towards the preservation of isolated populations at the margin of their species distributions. (lu.se)
  • In a subset of 70 species, we will look more closely at the distribution of neurons in specific areas of the telencephalon, the brain part that is traditionally associated with cognition. (lu.se)
  • this phylogenetic analysis is highly polychotomous but four groups are suggested. (amnh.org)
  • The discovery of the hourglass pattern in different species makes it possible for evolutionary biologists to travel back in time to the earliest days of evolution when the differences between organisms arose. (news-medical.net)
  • A phylogenetic tree is a diagram that shows the history of evolutionary relationships among two or more groups of organisms. (coursehero.com)
  • Homologous structures are similar in organisms as a result of inheritance from a common ancestor, an earlier organism that, through evolution , gave rise to new species that are related. (coursehero.com)
  • The research group Aquatic Ecology studies, among other things, climate change effects on aquatic systems, regime shifts in shallow lakes, dispersal, and migration of aquatic organisms, population genetics, predator-prey interactions, effects of pesticides and endocrine disruptors and sustainable fisheries. (lu.se)
  • It is the largest family in the British Isles and in America north of Mexico, and it may prove to be so in other regions when huge numbers of now-unknown species are described (if they are described before they become extinct by habitat destruction). (ufl.edu)
  • The cloud forest inhabited by this species has undergone severe habitat destruction in the region and land conservation actions are urgent. (mapress.com)
  • The aim of the research group is to advance the scientific understanding of how human activities, such as habitat loss, habitat conversion, and climate change, affect biodiversity and how this feeds back on the generation of ecosystem services, like pollination or biological control. (lu.se)
  • A phylogeny based on 28 behavioral and ecological characters suggests that Neomorphinae and Phaenicophaeinae are polyphyletic groups, placing the obligate parasite Tapera (Neomorphinae) and the facultative parasite Coccyzus (Phaenicophaeinae) within the Cuculinae. (encyclopedia.com)
  • The creationists perceived the "sister groups" with no physical ancestor (which suggests the "parent" was an idea in the mind of God, not a physical common ancestor). (uncommondescent.com)
  • Whereas an unprejudiced look at the characters suggests fish are a sister group of mammals not the parent! (uncommondescent.com)
  • Jessica Pamment, professional lecturer at DePaul University, walks through the evolution of species and their relationships to other groups. (coursehero.com)
  • A phylogeny illustrates the evolution of species and their relationships to other groups. (coursehero.com)
  • We are investigating the micro-evolutionary relationships in one host-parasite system consisting of different bat species and species of obligatory parasitic mites that spend their entire life on their bat host ( Spinturnix sp ). (unil.ch)
  • In addition, the interspecific relationships of this group remained unclear and some genera appeared not to be monophyletic. (usp.br)
  • tephritids feed primarily on unripe or ripe fruit , with many species being regarded as destructive agricultural pests, especially the Mediterranean fruit fly . (wn.com)
  • These two studies throw new light on an age-old biological conundrum: that of the link between ontogeny and phylogeny. (news-medical.net)
  • 2003). Further, studies of groups with few known hybrids, such as the felids, have been conducted (Robinson & Cavanaugh 1998a) and are currently underway. (grisda.org)
  • SEARCH STRATEGY: We searched the Cochrane Tobacco Addiction Group trials register in August 2008 for studies mentioning relapse prevention or maintenance in title, abstracts or keywords. (who.int)
  • Groups with a recent common ancestor may be close relatives like siblings or cousins. (coursehero.com)
  • A common ancestor may refer to an earlier organism that, through evolution, gives rise to new species that are related. (coursehero.com)
  • There are many species of birds, but all birds descended from a common ancestor. (coursehero.com)
  • Both species have four limbs inherited from their common ancestor, so they may appear on the same phylogenetic tree. (coursehero.com)
  • A clade shows a grouping with a single common ancestor and all descendants of that original species. (coursehero.com)
  • For example, the forelimbs of a toad, a fox, and a crocodile have evolved to meet the specific needs of the species, but they are homologous because the structures and forelimbs were found in a shared common ancestor. (coursehero.com)
  • Characters mentioned are those of the immediate common ancestor of the group, [] contains explanatory material, () features common in clade, exact status unclear. (mobot.org)
  • Many of the species within Myotis - examples include Daubenton's bat M. daubentoni [shown below, photo by Gilles San Martin, from wikipedia] in Eurasia and the Little brown bat M. lucifugus in North America - are familiar to bat-watchers of Europe, northern Africa and North America. (scienceblogs.com)
  • Invasive species like Harmonia axyridis pose a threat to native ones. (wikipedia.org)
  • Orofacial lesions caused by Aspergillus species include antral aspergilloma, invasive aspergillosis of the antrum, indolent chronic sinusitis, allergic sinusitis, and oral lesions. (medscape.com)
  • Brood parasites are those bird species that lay their eggs in the nests of other birds, or hosts, who then raise the parasitic young. (encyclopedia.com)
  • Of these, only Cuculinae and Neomorphinae present the existing 50 obligate brood parasitic species. (encyclopedia.com)
  • plumage is cryptically colored in many brood-parasitic species, and may be adaptive to ecological problems of recognition and social association with their hosts. (encyclopedia.com)
  • Phylogenies of groups above the species level are, with rare exceptions, unverifiable hypotheses. (uncommondescent.com)
  • The juvenal plumage of common koels ( Eudynamys scolopacea ) somewhat resembles that of their host species, differing between geographical areas where they parasitize different hosts. (encyclopedia.com)
  • With approximately 3000 marine species, Tunicata represents the most disparate subtaxon of Chordata. (researchgate.net)
  • Several species have been introduced outside their range as biological control agents, with varying degrees of success. (wikipedia.org)
  • In Brazil Dinoponera has an allopatric distribution, and several species occur in threatened biomes. (bioone.org)
  • However, much material without names had accumulated in botanical museums with time and I decribed several species and taxa at lower rank that were new to science. (lu.se)
  • DNA probes are available for several species. (medscape.com)
  • Species with a more distant ancestor, such as a crocodile and an amphibian, may have evolved different characteristics or traits. (coursehero.com)
  • But species within the group also occur across Asia to Javi, Bali, Borneo, the Philippines and Sulawesi, throughout Africa, in Australia ( M. macropus ), across the Caribbean, and in South America as far south as Patagonia. (scienceblogs.com)
  • In a study carried out on six fruit fly species ( Drosophila sp. (news-medical.net)
  • Overall, our study, by using densely sampled transcriptomes, provides the best-resolved bivalve phylogeny to date. (marinespecies.org)
  • One species of Drosophila in particular, D. melanogaster , has been heavily used in research in genetics and is a common model organism in developmental biology . (wn.com)
  • Most species are within three major groups, the virilis-repleta radiation, the immigrans-tripunctata radiation and the Hawaiian Drosophila . (wn.com)
  • Variation was witnessed in number and size of motifs, and structure of PvHAKs associated with different groups. (bvsalud.org)
  • These insights call for a stronger focus on within-species variation patterns and possibly on species that are common in our area, but that are rare in other parts of Europe. (lu.se)
  • However, the supermatrix represents a useful approximation where multiple rare species represented by short sequences can be incorporated easily. (lu.se)
  • The more than 6,000 described species have a global distribution and are found in a variety of habitats. (wikipedia.org)
  • Some species have high-aspect wings and are slow-flying hawkers in open habitats while others have relatively broad wings and are expert gleaners, sometimes relying on prey-generated noises [image below shows the North American Grey bat M. grisescens , from wikipedia]. (scienceblogs.com)
  • The former might not be a species [but a 'subspecies'] while the latter was rediscovered in 2004). (scienceblogs.com)
  • Aspergillus flavus , a species of fungus within Aspergillus section Flavi , can produce toxins that are harmful to mammals. (vanderbilt.edu)
  • Many of the species have conspicuous aposematic (warning) colours and patterns, such as red with black spots, that warn potential predators that they taste bad. (wikipedia.org)
  • The three lineages were genetically as distant to each other as well separated species. (uni-goettingen.de)
  • Several lineages colonized freshwater ecosystems, especially the order Unionida (Paleoheterodonta), as well as some species of Arcida, Mytilida (Pteriomorpha), Venerida, Myida, and Anomalodesmata (Heterodonta), suggesting that bivalve invasions of freshwater environments occurred numerous times ( Haag 2012 HAAG, W.R. 2012. (scielo.br)
  • This is specially important if the behavioral unit is variable within a species, that is, if there is plasticity in behavioral expression. (bvsalud.org)
  • Together with my previous PhD students David Ståhlberg and Sofie Nordström, and in collaboration with research groups abroad, we have discovered more and more details of the polyploid evolution in Dactylorhiza , as well as differentiation patterns at local and regional scales, and patterns of migration and recolonization after the last ice age. (lu.se)
  • This will tell us how many neurons are located in specific brain parts and how densely packed they are, enabling us to establish patterns and rules based on phylogeny and other factors. (lu.se)
  • As now constituted, Staphylinidae are the largest family of beetles, with over 63,000 species known worldwide and probably over 75% of tropical species still undescribed. (ufl.edu)
  • World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew. (wikimedia.org)
  • We do research in different research groups at the Department of Biology. (lu.se)