A heuristic approach based on the expectation that Darwinian fitness (reproductive success) is improved by optimal behavior.

the study of the different ways organisms adapt their behavior to suit their environment.

A subdiscipline within animal behavior that deals with the ways in which animals interact with their environment and the survival value of behavior as well as its contribution to reproductive success. behavioral isolating mechanisms

n. a specific study of human and animal behavior which assesses the impact of both evolution and the environment. It studies the interaction between the behavior of an organism and the effect of the e [..]

A study of interactions between the behaviour of organisms and the environment. It concerns adaptive behaviour within the environment.