A domestic cat can sprint at about 31 miles per hour.
274
An average cat has 1-8 kittens per litter and can have 2-3 litters per year. During her productive life, one female cat could have more than 100 kittens. A single pair of cats and their kittens can produce as many as 420,000 kittens in just 7 years.
10
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
There wasn't a single pony in the Pony Express, just horses!
57
Rats can't vomit, that's why rat poison works.
68
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
A hippo can open its mouth wide enough to fit a 4 foot tall child inside!
23