Crocodiles cannot stick out their tongues.


Crocodile's mouth
Crocodile with open mouth. Image credit: Tambako the Jaguar/CC BY-ND 2.0

Most animals can move their tongues around and even stick them out but crocodiles can’t. Their tongues are kept in place by a special membrane at the bottom of their mouths, which is well and good since they could easily cut their tongues with their sharp teeth when eating.



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