While many animals count on being very quiet to ... they are usually only really noisy while on land or nearby. Males make the loudest sounds to warn other males that this is their territory.

But the calls of some animals are not so peaceful ... bottlenose dolphins (Tursiops truncatus) make two sounds to communicate ...

Loud animals include not just lions and whales, but also surprising creatures like tiny insects and deep-sea dwellers that can rival jet engines. Explore their sounds! This shrimp relative uses ...

The loud sounds may also serve as a deterrent to ... How do the mysteries of the animal world make you feel? Find out where you stand on the Fear of Animals Scale.