Fact 1: Ethologists usually study how animals behave in their natural environment. Fact 2: Monkeys are very social animals. Given the two facts above, what do ethologists study?

(A). plant life;
(B). monkeys;
(C). geography;
(D). Movement;
(E). h2o;
(F). humans;
(G). weather;
(H). parasites;
Answer:
(B).