35.7

Question 1

social behavior

Answer 1

Any kind of interaction between two or more animals, usually of the same species.

Question 2

sociobiology

Answer 2

The study of the evolutionary basis of social behavior.

Question 3

territory

Answer 3

An area that one or more individuals defend and from which other members of the same species are usually excluded.

Question 4

agonistic behavior

Answer 4

Confrontational behavior involving a contest waged by threats, displays, or actual combat, which settles disputes over limited resources, such as food or mates.