Which statement is true?
A) Nonhuman animal communication differs from human communication because unlike humans, nonhuman animals do not practice deception.
B) Clarity of communication decreases as the number of sensory modalities increases.
C) Auditory signals are more efficient than visual signals in a structurally complex environment.
D) Pheromonal signals are very limited in terms of how much information they can provide about the signaler.
E) Most predators have difficulty intercepting visual signals.

Question

Quizplus · Accepted Answer

In a structurally complex environment, such as a forest or jungle, visual signals can be obstructed by obstacles and auditory signals can carry through the environment more easily, making them more efficient.

Answer: D
 Pheromonal signals are limited to providing information about the signaler's species, sex, and reproductive status. They do not provide detailed information about individual identity or behavior.

Which Statement Is True