For decades, scientists were baffled by why thorny skates in the North Atlantic came in two distinct sizes. Despite extensive ...

Freshwater ecology is the study of all aspects of the ecology of terrestrial aquatic systems, including rivers, lakes and ponds. It includes the community ecology of these ecosystems, as well as ...

WATCH: Sharks biting alligators, the most epic lion battles, and MUCH more. Enter your email in the box below to get the most mind-blowing animal stories and videos delivered directly to your inbox ...