It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
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
When dragonflies mate, their tails form a love heart.
22
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16