Characidium dumonti lives among the rocks and pebbles at the bottom of the fast-flowing streams in the national park, ...

Enjoy five days' worth of comprehensive daily lesson plans, engaging activity worksheets, graphic organizers and more!

After years of a shortened crab fishing season aimed at preventing whale entanglements off the West Coast, California ...

A recent study published by Portland State University discovered a variety of microplastics in 180 out of 182 tested seafood ...

If you're in North Carolina, be careful where you swim. These are the most gator-infested waters in the entire state.

From exotic dragon gobies to unusual puffer fish, there are many beautiful aquatic companions that thrive in brackish water, ...

Like all nonnative reptile species, green iguanas aren't protected in Florida except by anti-cruelty law and can be humanely ...

Swim along the edge of a coral reef and you'll often see schools of sleek, torpedo-shaped fishes gliding through the currents ...

Humans typically consider peeing a private act. But for many animals, it’s a crucial way to share information —one that goes ...

Whiskeytown and other California waters are in danger of being invaded by 1 of the state's latest invasive species, golden mussels. Here's how to help ...

Ever since Charles Darwin, scientists have assumed species facing the same problem often evolve similar traits. But that’s ...

From the adorable but deadly pine marten to the massive sperm whale, get to know some of the amazing animals that call ...