A giraffe's kick is so powerful that it can decapitate a lion.
216
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Sharks, like other fish, have their reproductive organs in their chests.
248
Cats recognise the voice of their owner, but never evolved to care.
22
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
Dolphins have names for one another.
18