Shrew Secrets
Shrews possess a unique adaptation where their teeth self-sharpen, allowing them to maintain their sharpness. With an incredibly high metabolism, they must eat constantly, using venom to paralyze larger prey for later consumption—a strategy known as live hoarding. These fascinating creatures might just deserve the title of "vampires" in the animal kingdom.In this clip
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Science Friday
The History Of Teeth, From Ancient Fish To Humans
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