This lesson is about behavioral ecology. Behavioral ecology is the study of the evolutionary basis for animal behavior due to ecological pressures.
Most probably during olympiad you will get a situation and you will have to determine what kind of behavior is in the problem. For example,
The answer is B because there was a conditioned reflex involved. A conditioned reflex is a response that becomes associated with a previously unrelated stimulus as a result of pairing the stimulus with another stimulus normally yielding the response.
So let’s take a look at the theory.