How To Use Protractile In A Sentence

• In blennies the palatines are toothless, and the mouth not protractile.
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• Ponyfish have a very protractile mouth, a phenomenon which can be demonstrated by squeezing the head, when the mouth will shoot forward.
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• Wrasses characteristically have a protractile mouth, cycloid scales, and a single continuous dorsal fin lacking an obvious notch between the soft and spiny portions.
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• Trap termites using their long protractile tongues, which are covered with a thick, sticky saliva.
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• protractile muscle
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