Why it's awesome: The great potoo is a master of disguise. Its mottled gray-brown feathers and ability to remain perfectly still often cause it to be mistaken for a tree branch or stump, helping it ...

The world is rife with great and terrible creatures; sadly, for every puppy or capybara, there’s a Ted Cruz. But perhaps the most non-controversial, indubitably Good Animal is a nocturnal bird that ...

Many birds sing during the day, but some prefer the night. Nine species are known for their nocturnal songs. The Northern Mockingbird mimics calls in North America. The Common Nightingale sings ...

Its size is impressive, its behavior fascinating, and its camouflage nearly perfect: The great potoo looks like a broken branch during the day–and is a skilled hunter at night. In the tropical forests ...