The cat brain weighs about 30g.
167
Tigers can see 6 times better at night than humans.
305
Lobsters have blue blood.
476
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
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