Biology

What body covering do mammals have that other animals do not?

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What substance in your ears helps keep germs and dirt out?
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What snail-shaped organ in the ear funnels sound to the auditory nerve?
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What squirts into your mouth as you chew food?
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Where is the largest snake, the anaconda, found?
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What is an automatic response that doesn't involve the brain called?
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What is the outermost covering of trees and some plants called?
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What is the anatomical name for the thighbone?
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