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[[Image:Lizard_shedding.jpg|300px|thumb|right|'''Viviparous lizard (''Zootoca vivipara'') shedding its skin''' (Photo credit: Piet Spaans, WikiMedia Commons)]]

[[Image:Lizard_shedding.jpg|300px|thumb|right|'''Viviparous lizard (''Zootoca vivipara'') shedding its skin''' (© Piet Spaans, WikiMedia Commons)]]

Shedding is the normal process of skin renewal. The frequency depends upon the rapidity of growth, age, nutritional state, size and environmental factors. For most lizards, the skin sheds in patches, except for the alligator lizard which sheds in one piece.

Shedding is the normal process of skin renewal. The frequency depends upon the rapidity of growth, age, nutritional state, size and environmental factors. For most lizards, the skin sheds in patches, except for the alligator lizard which sheds in one piece.