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
Lurch, a Watusi bull, had the largest horns in the world.
32
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
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
There's a rare breed of pig that looks like a sheep.
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