The interaction of two or more persons or organizations directed toward a common goal which is mutually beneficial. An act or instance of working or acting together for a common purpose or benefit, i.e., joint action. (From Random House Dictionary Unabridged, 2d ed)
Theoretical construct used in applied mathematics to analyze certain situations in which there is an interplay between parties that may have similar, opposed, or mixed interests. In a typical game, decision-making "players," who each have their own goals, try to gain advantage over the other parties by anticipating each other's decisions; the game is finally resolved as a consequence of the players' decisions.
Consideration and concern for others, as opposed to self-love or egoism, which can be a motivating influence.
The family of agile, keen-sighted mongooses of Asia and Africa that feed on RODENTS and SNAKES.
An island republic of the West Indies. Its capital is Roseau. It was discovered in 1493 by Columbus and held at different times by the French and the British in the 18th century. A member of the West Indies Federation, it achieved internal self-government in 1967 but became independent in 1978. It was named by Columbus who discovered it on Sunday, Domingo in Spanish, from the Latin Dominica dies, the Lord's Day. (From Webster's New Geographical Dictionary, 1988, p338 & Room, Brewer's Dictionary of Names, 1992, p151)
Games designed to provide information on hypotheses, policies, procedures, or strategies.
The application of an unpleasant stimulus or penalty for the purpose of eliminating or correcting undesirable behavior.
Any behavior caused by or affecting another individual, usually of the same species.
The process of cumulative change over successive generations through which organisms acquire their distinguishing morphological and physiological characteristics.
The inter- and intra-relationships between various microorganisms. This can include both positive (like SYMBIOSIS) and negative (like ANTIBIOSIS) interactions. Examples include virus - bacteria and bacteria - bacteria.
The observable response an animal makes to any situation.
The modification of the reactivity of ENZYMES by the binding of effectors to sites (ALLOSTERIC SITES) on the enzymes other than the substrate BINDING SITES.
Sexual activities of animals.
The reciprocal interaction of two or more persons.
Theoretical representations that simulate the behavior or activity of systems, processes, or phenomena. They include the use of mathematical equations, computers, and other electronic equipment.
Theoretical representations that simulate psychological processes and/or social processes. These include the use of mathematical equations, computers, and other electronic equipment.
Theoretical representations that simulate the behavior or activity of biological processes or diseases. For disease models in living animals, DISEASE MODELS, ANIMAL is available. Biological models include the use of mathematical equations, computers, and other electronic equipment.
The pattern of any process, or the interrelationship of phenomena, which affects growth or change within a population.
The rate dynamics in chemical or physical systems.
The total process by which organisms produce offspring. (Stedman, 25th ed)
Computer-based representation of physical systems and phenomena such as chemical processes.
Behavioral responses or sequences associated with eating including modes of feeding, rhythmic patterns of eating, and time intervals.
Behaviors expressed by individuals to protect, maintain or promote their health status. For example, proper diet, and appropriate exercise are activities perceived to influence health status. Life style is closely associated with health behavior and factors influencing life style are socioeconomic, educational, and cultural.
The observable response of a man or animal to a situation.
Sexual activities of humans.
Any observable response or action of a child from 24 months through 12 years of age. For neonates or children younger than 24 months, INFANT BEHAVIOR is available.
The tendency to explore or investigate a novel environment. It is considered a motivation not clearly distinguishable from curiosity.
Any observable response or action of an adolescent.
The behavior patterns associated with or characteristic of a mother.
Disturbances considered to be pathological based on age and stage appropriateness, e.g., conduct disturbances and anaclitic depression. This concept does not include psychoneuroses, psychoses, or personality disorders with fixed patterns.
The application of modern theories of learning and conditioning in the treatment of behavior disorders.
Relatively invariant mode of behavior elicited or determined by a particular situation; may be verbal, postural, or expressive.
Animal behavior associated with the nest; includes construction, effects of size and material; behavior of the adult during the nesting period and the effect of the nest on the behavior of the young.
Behavior which may be manifested by destructive and attacking action which is verbal or physical, by covert attitudes of hostility or by obstructionism.
Any behavior associated with conflict between two individuals.
The act of making a selection among two or more alternatives, usually after a period of deliberation.
Undertaking a task involving a challenge for achievement or a desirable goal in which there is a lack of certainty or a fear of failure. It may also include the exhibiting of certain behaviors whose outcomes may present a risk to the individual or to those associated with him or her.
The process in which substances, either endogenous or exogenous, bind to proteins, peptides, enzymes, protein precursors, or allied compounds. Specific protein-binding measures are often used as assays in diagnostic assessments.
The physical activity of a human or an animal as a behavioral phenomenon.
The parts of a macromolecule that directly participate in its specific combination with another molecule.
Behavior in which persons hurt or harm themselves without the motive of suicide or of sexual deviation.
Instinctual behavior pattern in which food is obtained by killing and consuming other species.
Elements of limited time intervals, contributing to particular results or situations.
Strong desires to accomplish something. This usually pertains to greater values or high ideals.
Insects of the family Formicidae, very common and widespread, probably the most successful of all the insect groups. All ants are social insects, and most colonies contain three castes, queens, males, and workers. Their habits are often very elaborate and a great many studies have been made of ant behavior. Ants produce a number of secretions that function in offense, defense, and communication. (From Borror, et al., An Introduction to the Study of Insects, 4th ed, p676)
The cat family in the order CARNIVORA comprised of muscular, deep-chested terrestrial carnivores with a highly predatory lifestyle.
Behavior in defense of an area against another individual or individuals primarily of the same species.
Mammals of the families Delphinidae (ocean dolphins), Iniidae, Lipotidae, Pontoporiidae, and Platanistidae (all river dolphins). Among the most well-known species are the BOTTLE-NOSED DOLPHIN and the KILLER WHALE (a dolphin). The common name dolphin is applied to small cetaceans having a beaklike snout and a slender, streamlined body, whereas PORPOISES are small cetaceans with a blunt snout and rather stocky body. (From Walker's Mammals of the World, 5th ed, pp978-9)
The species Tursiops truncatus, in the family Delphinidae, characterized by a bottle-shaped beak and slightly hooked broad dorsal fin.
Infections with bacteria of the family CHLAMYDIACEAE.
Communication between animals involving the giving off by one individual of some chemical or physical signal, that, on being received by another, influences its behavior.
An order of wholly aquatic MAMMALS occurring in all the OCEANS and adjoining seas of the world, as well as in certain river systems. They feed generally on FISHES, cephalopods, and crustaceans. Most are gregarious and most have a relatively long period of parental care and maturation. Included are DOLPHINS; PORPOISES; and WHALES. (From Walker's Mammals of the World, 5th ed, pp969-70)
The branch of physics that deals with sound and sound waves. In medicine it is often applied in procedures in speech and hearing studies. With regard to the environment, it refers to the characteristics of a room, auditorium, theatre, building, etc. that determines the audibility or fidelity of sounds in it. (From Random House Unabridged Dictionary, 2d ed)
An order of fungi in the phylum ASCOMYCOTA containing many medically important species. There are four families and mitosporic (anamorphic) forms are prominent.