Most people expect a dog to bark or a cat to meow. But nature doesn’t always follow the script. Across the animal kingdom, some creatures produce sounds that are so strange or human-like that they ...

We share our planet with some weird animals, from goblin sharks to immortal jellyfish and amphibians that can regrow their ...

Have you ever seen your cat's ears move around, or your kitty run for no particular reason? You may think they're "hearing things," and you may be right. However, the sounds aren't in your cat's head.

Scientists recorded rig sharks producing sounds—potentially with their teeth. The clip is thought to be the first documentation of its kind. Paul Caiger / University of Auckland Scientists have long ...