Sleep in the animal kingdom doesn’t follow a single rulebook. The idea of a full night’s rest, lying still and unconscious, ...

Nature doesn’t always play by the rules. For every majestic lion or elegant eagle, there’s a creature so bizarre it looks like a science experiment gone rogue. Some animals are evolutionary oddities, ...

Walk around the Cincinnati Zoo for an hour or so and it’s easy to think of the place as a neighborhood. Sure, the neighbors hang from trees and poop in their living rooms, but the similarities to a ...