An elephant's tooth can weigh as much as 12 pounds.
24
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
Snails breathe through their feet.
34
The poison-arrow frog has enough poison to kill about 2,200 people!
55
The costliest cat ever is named Little Nicky, who cost his owner $50,000. He is a clone of an older cat.
204
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11