An animal in the household fosters many positive emotions in children while growing up. In that light, these five animals can ...

We're starting with the fish that have temperaments that make them unlikely to get on with other species of tankmates. In ...

In a river of western Brazil, an “armored” creature with bumpy lips swam through the “dark tea-colored” waters. Something about it caught the attention of nearby scientists — and for good reason. It ...