Chattering squirrels, charming coypus, and tail-slapping beavers — along with some other rodents — have orange-brown front teeth. Researchers have published high-resolution images of rodent incisors ...

Squirrels, beavers, and other rodents have orange-brown front teeth that may be key to developing oral care products that better protect human tooth enamel and ensure that restorations last longer.

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Did you know some hamsters can inflate their cheeks to swim? Learn more about these adorable mammals.