Harpy Eagle is so huge that it looks like a human in a costume
The Harpy Eagle is one of the largest bird species alive. It weighs 4–20 pounds and has a 6.5-foot wingspan (the female doubles the weight of the male). Its claws can grow to over 5 inches, larger than a human hand. We know that big birds have been on Earth for millions of years because we have found fossils and
