SpecializationBiological EvolutionSeminiferous EpitheliumPhylogenySertoli CellsEcosystemBlood-Testis BarrierSpecies SpecificityAdaptation, BiologicalFunctional LateralityEvolution, MolecularEcologyAnimal DistributionAdaptation, PhysiologicalDominance, CerebralPollinationFeeding BehaviorFalkland IslandsSpermatidsIntercellular JunctionsTarsiidaeMolecular Sequence DataMicroscopy, ElectronSpecialties, SurgicalHost SpecificityPerciformesBrain MappingFreeze FracturingSynapsesBiodiversityHydrazinesFossilsBirdsPredatory BehaviorPapio ursinusBrainLorisidaeAntsMagnetic Resonance ImagingGenetic SpeciationModels, BiologicalPalaeognathaeSymbiosisIndazolesOrchidaceaeSeed DispersalEnvironmentPlant Physiological PhenomenaMedicineInsectsTime FactorsAcoustic StimulationAcaciaSpermatogenesisBeakPlantsReproductionPlant NectarNeuromuscular JunctionNeuronsBeesSympatryAuditory PerceptionBehavior, AnimalInformation TheoryGeographyChiropteraThysanopteraReceptors, CholinergicFood ChainFaceHospitals, SpecialPhotic StimulationPaleontologyAmino Acid SequenceAxonsSocial BehaviorPopulation DynamicsMolesOsmium CompoundsEcotypeGene DuplicationVertebratesAnalysis of VariancePaleodontologyPrimatesHost-Parasite InteractionsNeural PathwaysPhthirapteraLizardsBiomechanical PhenomenaSpatio-Temporal AnalysisGenetic VariationLanguageLarreaAgrinAir SacsKillifishesStrepsirhiniHearing