The elephant brain weighs about 6,000g.
274
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
In the movie 'The Wizard Of Oz', Toto the dog's salary was $125 a week, while Judy Garland’s was $500 a week.
5
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Cats and dogs can hear ultrasound.
350