Sharks, like other fish, have their reproductive organs in their chests.
248
The elephant brain weighs about 6,000g.
274
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
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4