I WONDER - Why Do Reptiles Have Scales? Me Pregunto - Por Qué Tienen Escamas Los Reptiles?

Reptiles are identifiable by their scaly skin, which serves as protection against the sun and predators. These scales are composed of keratin, a protein also found in human hair and nails.

How do scales protect reptiles from predators?

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In what ways do humans utilize keratin?

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