Off in the distance, on the side of a mountain, you spot four female deer and a single male deer. If this reflects the mating system of this species, it would be an example of what type of mating system?

What kind of learning is thought to form the origin of culture?

In cross-fostering experiments, offspring of two species are switched early in development and reared by the opposite species. They are then compared with similar offspring reared by their own species. What is the point of this experimental design?

Animal behavior is governed by complex interactions between __________.

Which of the following best illustrates optimal foraging?

In some species, it is difficult to distinguish the sexes based on external characteristics. Which type of mating behavior is likely to occur in such species?

Which of the following questions could best be answered by applying game theory?

When animals engage in __________, they often perform displays that make them look as large and dangerous as possible.

Which of the following is true of innate behaviors?a. Their expression is only weakly influenced by genes.b. They occur with or without environmental stimuli.c. They are expressed in most individuals in a population.d. They occur in invertebrates and some vertebrates but not mammals.