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Shell
Animal Protection![Play](https://cdn-wordup.com/WebsiteImages/DictionaryPics/BlackPlay.svg)
The shell of certain animals acts as a protective barrier against predators and environmental dangers. ![Slide](https://word-images.cdn-wordup.com/tips/XjWeEce9wJWDpGIDNI8q0XDyA.webp)
Not Always Visible![Play](https://cdn-wordup.com/WebsiteImages/DictionaryPics/BlackPlay.svg)
Some animals can retract into their shells, which might make them less noticeable. This is a defense tactic. ![Slide](https://word-images.cdn-wordup.com/tips/bTXCezfzqIyVsUtnDfZAZtPGWY.webp)