Mosquitos are annoying insects that can spread diseases. These biting and blood-sucking insects can also cause red bumps and ...

An injured horseshoe crab can usually right itself. In deeper water, they simply rotate their bodies. In shallower water, they may need a little help from a vertical surface, as shown in the clip.

There are two species of mako sharks. Let's take a look at where in the world these predatory sharks can be found.

If you’ve ever spent time in the swamps or rivers of the southeastern United States, then chances are good that you’ve seen a cottonmouth snake. They’re known as dangerous pests that can sometimes ...

The male sage grouse puffs up, pops air sacs, and dances in leks to win over females in a high-stakes mating ritual.

Watch this man's peaceful deep sea dive turn dark when a furious and huge eel attacks and bites him on his arm!

Otters are well known for their playful, energetic, and inquisitive behavior. Click here to discover five surprising facts about otters.

Discover the strategic, stealthy predators that turn this animal into their prey. Learn how bears turn from the hunter to the hunted.

These aren't tangled webs but clusters of harvestmen. Find out how and why they huddle together in massive, hairy-looking balls.

Although they are usually cautious animals, a bear may go to great lengths to try and bypass an electric fence for some delicious honey!

Since the dawn of time pets have been cherished companions. From the oldest pet cemeteries to new traditions, see how pets ...

Listen to the final song of the last male Kauaʻi ʻōʻō bird, recorded just before the species disappeared forever.