When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
Cats recognise the voice of their owner, but never evolved to care.
22
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21
Only 3% of bird species have penises.
0
The cat brain weighs about 30g.
167
A lion in the wild usually makes no more than twenty kills a year.
186
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255