The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
The cat brain weighs about 30g.
167
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
There's a lizard known as the 'Jesus Lizard' that can run across water.
11