Kate Rodriguez-Clark is an animal matchmaking guru. Among her responsibilities as a population ecologist for the Smithsonian, ...

Experts expect the invasive crayfish to feed on as many fish and plants as possible which could deprive the native species. They can also eat other crayfish, experts said. Many in ...

One of the best things that can happen to a zoo or aquarium is for one of their resident animals to go viral. But what ...