A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
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
Dogs have been man's pet for over 14,000 years.
224
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
Moths are unable to fly during an earthquake.
328