Figure 39.2 -In the Territorial Behavior of the Stickleback Fish, the Red

Multiple Choice

Figure 39.2
-In the territorial behavior of the stickleback fish, the red belly of one male that elicits attack from another male is functioning as a(n)

A) pheromone.
B) sign stimulus.
C) fixed action pattern.
D) search image.
E) imprint stimulus.