Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Cats recognise the voice of their owner, but never evolved to care.
22
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
A dairy cow can produce more milk when listening to music.
446