Cats and dogs can hear ultrasound.
350
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
12
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
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