Environment

These small carnivorous mammals hunt at night, purr like cats, and can release defensive sprays like skunks.

December 6, 2017 14:13

Amphibians are vertebrates who are found in a variety of habitats.

December 5, 2017 17:49

Unlike their more ferocious cousins, the smaller pygmy hippo tends to run when threatened and is endangered today.

December 5, 2017 17:39

The beautiful colors of male mandarin ducks have made them a desired animal all over the world, but in fact their native homeland is dwindling today.

December 5, 2017 17:36

These tiny toads have several unique features, including vertically aligned eyes and special hind legs for burrowing underground.

December 5, 2017 17:35

With their blue tongues and short, stumpy legs, these curious-looking creatures are some of the most popular exotic reptilian pets today.

December 5, 2017 17:34

Both natural and man-made factors might cause crop failures.

December 5, 2017 17:33

The Gargoyle Gecko is an endemic species of New Caledonia, meaning it is to be found living in the wild nowhere else in the world.

December 5, 2017 17:33

The Elephant bird of Madagascar was the largest and heaviest bird to have ever walked the Earth.

December 1, 2017 17:56

During 1996, eight climbers died when they were caught in a blizzard while attempting to descend from the summit of Mount Everest.

December 1, 2017 17:25

This relatively rare, dark-and-light speckled rock is formed through the crystallization of mixtures of magma beneath the Earth's surface.

December 1, 2017 16:20

This combustible rock has played an immense role in human activity and technology.

December 1, 2017 15:44

The Earth's tectonic plates move because of intense heat.

December 1, 2017 14:39

Rarely larger than 14 inches, the pocket gopher is a tiny and isolated rodent found in the US and Mexico.

December 1, 2017 13:01

The smallest of the marine turtle species, these Central American turtles get their name from their olive color.

December 1, 2017 12:55

Hunted to extinction in the North Atlantic in the 17th Century, these baleen whales still have a thriving population in the North Pacific today.

December 1, 2017 12:49

These interesting lizards get their name from the pointed scales on their toes, which let them move through sand effectively.

December 1, 2017 12:48

These highly adaptive mammals are known as much for being able to keep their balance on rocky ledges as they are for their iconic horns.

December 1, 2017 12:41

These adaptable creatures have been increasing in number off the coasts of North America and Europe for the past several decades.

December 1, 2017 12:38

Also known as Orcas, these predators have a range encompassing virtually the entirety of the Earth's oceans.

December 1, 2017 12:17