Friendly associations between gorillas and chimpanzees in the wild can persist for decades, and may originate around food sharing and defense against predators.
An elderly female lion at the Topeka Zoo in Kansas has sprouted a mane. This phenomenon has only been seen a handful of times.
The 2022 Comedy Wildlife Photography Award finalists show wildlife's greatest goofballs, from skeptical owls to barfing fish.
A giant mosasaur species called Thalassotitan atrox had teeth like a killer whale and ruled the oceans around Morocco towards the end of the Cretaceous period.
Long-tailed macaques in Indonesia use stones to masturbate, according to a new study that furthers researchers' understanding of the monkey "sex toy" hypothesis.
Almost all sea turtle hatchlings are emerging from their eggs as females on some Florida beaches. What's going on?
Scientists have identified a woodlouse relative — a 10-inch-long, creamy yellow critter called Bathynomus yucatanensis from deep in the Gulf of Mexico.
Giant sharks have been lurking in the ocean for millions of years. Here are eight of the biggest sharks from the past and present.
Great white sharks can't see the difference between humans swimming, humans paddling on surfboards and seals, which may lead to mistaken identity when they are juveniles.
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