Swimming off the coast of Mexico in the Gulf of California live the few remaining vaquitas on earth. This endangered cetacean ...

Swimming in a pond filled with massive pet piranhas is not for the faint of heart. These powerful fish are known for their sharp teeth and aggressive feeding behavior. Entering their environment ...

Here are a few animals that might change the way you look at swimming in the wild.

When I tell people my favorite animals are bats, they are often surprised. And it’s true, bats aren’t as immediately winning as say, dolphins or Golden Retrievers. They can be considered pest in your ...

Some sharks do need to keep swimming to stay alive, but not all. Like other fish, sharks extract oxygen by passing water over their gills, says Ellen Husain. Many of the larger, faster species use ram ...