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 octopus does not have a blind spot.
273
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
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Gorillas can catch human colds and other illnesses.
205
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
A group of pugs is called a grumble.
10