An atavism is a trait from a distant evolutionary ancestor that has reappeared in a modern-day creature, like a whale with legs. A whale with legs? Take this quiz and learn about atavistic whales and other animals.
All animals might not be able to speak, but they certainly have other ways of communicating. How do animals pass on information to their own species, and how do they pick up cues from other members of the animal kingdom? See more »
Fish have the ability to move in any direction in the water. In fact, they have the ability to rise and sink while swimming through the water. What allows a fish to rise and sink? Find out the answer to this question in this article. See more »
You'd think that earthworms are good for fish bait and little else, but that isn't the case at all. Earthworms are the engines that help local ecosystems run. They aerate soil, help facilitate plant composition and so much more. See more »
Whether you're talking about a swarm of bees buzzing about, a cluster of butterflies sucking down nectar or a nest of cockroaches hidden in a corner of your house, insects are really plentiful. How plentiful? See more »