Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
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).
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Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Drivers kill more deer than hunters do.
660
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
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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.
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