Hikers in Papua New Guinea heard an “eep-eep-eep” sound and followed it to a yellow-spotted animal. Take a look.

Clicklike noises made by a small species of shark represent the first instance of a shark actively producing sound ...

A chorus of weird sounds heard in the dark in Northern Virginia’s Occoquan Bay National Wildlife Refuge has been linked to a predator that has expanded its range into Virginia. Video shared by the U.S ...