AP BIOLOGY

Detailed explanation-1: -Auditory communication-communication based on sound-is widely used in the animal kingdom. Auditory communication is particularly important in birds, who use sounds to convey warnings, attract mates, defend territories, and coordinate group behaviors.

Detailed explanation-2: -Many animals use chemical communication or pheromones to communicate. They may leave their scent to mark territory or attract mates. They often use smell to find prey and identify other animals.

Detailed explanation-3: -The voice is often the most noticeable form of bird communication. Bird communication using sound includes singing, calls, squeaks, squawks, gurgles, warbles, trills, rattles, gulps, pops, whines, clicks, croaks, drums, whistles, howls, tremolos, thumps, honks and many other sorts of sounds.

Detailed explanation-4: -What Are Pheromones? Pheromones are chemical signals that have evolved for communication between members of the same species. A pheromone signal elicits a specific reaction in the receiver, for example, a stereotyped behavior (releaser effect) or a developmental process (primer effect).