The head of a jellyfish is called the "Bell."
6
The reindeer is the only mammal that can see UV light.
17
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
The octopus does not have a blind spot.
273
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
The largest breed of rabbit is the Flemish Giant.
65
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
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