Think penguins are just cute waddlers? Discover surprising facts about how they stay warm, walk 60 miles, and more.

A small happy-go-lucky kangaroo is hopping around, until three stern emus come up and try to disrupt his happiness.

From herbivores to fierce predators, discover the truth about what piranhas eat and how their diet varies by species.

Check out these amazing Instagram accounts featuring sea life, fish, octopuses, and other marine life by scuba divers and others.

Learn how gibbons’ rotating wrists and powerful grips let them soar through trees and navigate dense rainforest canopies with ease.

All animal species are capable of reproduction, but not all mothers possess strong maternal instincts. Today we’ll look at protective mother animals that dote on their babies, working hard to ensure ...

There are around 500 species of sharks in the world today and they vary widely in size and appearance. Sharks are also some of the most powerful predators in the ocean, as well as the most fearsome. T ...

Our latest video looks at the Havanese and Shih Tzu, two beloved toy dog breeds, comparing their size, appearance, ancestry, behavior, and lifespan. Whichever breed you’re drawn to, this comprehensive ...

There are more than 10,000 bird species worldwide. Some, like the tiny bumblebee hummingbird, are incredibly small. Others, like the common ostrich, are flightless. When focusing on birds that can fly ...

In our Endangered Animals lesson, students will discover what it means to be at risk for extinction and about currently ...

African elephants are one of the largest animals that currently exist, and there 7 animals that are able to get bigger than ...

The hard version of coral polyps produces limestone that is used to form layer after layer of a rigid coral skeleton. Groups ...