The penguin is the only bird that can swim, but cannot fly.
1
There wasn't a single pony in the Pony Express, just horses!
57
Dogs can hear sounds that you cant!
2
When cats are happy, they may squeeze their eyes shut.
10
Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11
The pea aphid insect explodes itself thereby sacrificing its life to protect its relatives from predators.
3