When cats are happy, they may squeeze their eyes shut.
10
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
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
When you shave a guinea pig it looks like a little hippo.
19
The elephant brain weighs about 6,000g.
274