Tigers can see 6 times better at night than humans.
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Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
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
Alligators can live up to 100 years.
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Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34