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
Cats recognise the voice of their owner, but never evolved to care.
22
Domestic pigs average a top speed of about 11 miles per hour.
182
Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16
Dogs sometimes fake being sick to get attention.
26
Sloths take two weeks to digest their food.
243
Sharks have been on the planet longer than trees.
14
The elephant brain weighs about 6,000g.
274