Why do some animals have whiskers?
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Whiskers, or vibrissae, are long, coarse hairs protruding from a dog's muzzle, jaw and above its eyes. The follicles at the base of these hairs are packed with nerves that send sensory messages to a dog's brain. ... Being able to feel vibrations in the air also helps dogs sense approaching dangers.
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Explanation:
From cats and dogs to rats and seals, animals use whiskers to help them find their way and follow their prey. ... But other animals brush, or whisk, their whiskers against objects to guide them, measure things, and find food. Whiskers aren't just hairs.
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