Have you ever heard of the smelly bird that has claws on its wings? Yes, such an animal does exist—and it’s called the hoatzin. This bird is known for its rotten scent, thanks to its hardworking ...

Add Yahoo as a preferred source to see more of our stories on Google. Why it's awesome: The hoatzin is often regarded as one of the world's strangest birds. Hatchlings are born with clawed wings — a ...

As far as birds go, the hoatzin is really doing its own thing. It's a picky eater, an evolutionary mystery, and its babies have a super bizarre adaptation that might not be as uncommon as you'd think.