Some mythical creatures may have started with real animals that looked too strange to explain. This video explores three real-life species whose biology, behavior, or appearance likely inspired ...

Dire wolves stalk modern imagination as fantasy mascots, but the real animals were Ice Age predators that lived, hunted, and died across the Americas. They were heavier than today’s gray wolves, ...

Real guppies respond to Robofish—a 3D-printed plastic model with a vaguely realistic paint job—as if it were a real schoolmate. Researchers used different-sized Robofish to show that guppy schools ...