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 ...

The expression “strange bird” certainly applies to the Hoatzin (pronounced “watt-seen”), a bird of the Amazon and Orinoco River basins whose every characteristic could be described as strange. For ...

Where it lives: Amazon and Orinoco river basins in South America What it eats: Leaves, fruits and flowers Why it's awesome: The hoatzin is often regarded as one of the world's strangest birds.

'Rare' ancestor reveals how huge flightless birds made it to faraway lands Aye-ayes: The strange nocturnal lemurs with long, creepy fingers Headless chicken monster: The deep sea cucumber with tubular ...