Cats recognise the voice of their owner, but never evolved to care.
22
Alligators can live up to 100 years.
337
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
The largest earthworm on record was found in South Africa and measured 22 feet.
151