Auditory Communication Auditory communication is the sounds animals make. They sound may be one that comes from the animal or it may by a sound an animal makes when it interacts with an object. Pump Up the Volume Male alligators use a combinations of sounds and displays to get the attention of females when they want to mate. They roar, slap their heads against the water and then tap the nose of the female, nudge her and shove up against her.
Some animals have different vocalizations for different occasions.
Coyotes are one of the noisiest animals in North America. They use a series of barks, yips and howls to mark territory, and to let other coyotes know where they are. When a loon is defending its territory it will run across the water, flap its wings and use a vocalization called a tremolo. . Lots of animals will vocalize when an intruder comes too close to or invades their territory. You have probably heard a dog start barking when someone comes close to their house.