Why Are Beaver Teeth Bright Orange?
The incisors of beaver are fortified with iron and appear a bright orange. Not only does the iron give beavers the strength to cut through trees, it's also super effective in staving off cavities. The teeth also continuously grow and self-sharpen.
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Key Facts In This Video
Beavers are vegetarians. 00:07
One method beavers have for creating dams is to gnaw through a tree trunk and let the wind knock the tree over. 00:37
In the Rocky Mountains, beaver dams slowly filter billions of tons of water. 01:58
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