What functional advantage does the loose, wrinkled texture of the salamander's skin provide?

Answer

Increases surface area for gas exchange

The numerous folds and wrinkles drastically increase the effective surface area of the skin, which is crucial for maximizing the absorption of dissolved oxygen from the water.

What functional advantage does the loose, wrinkled texture of the salamander's skin provide?
amphibianadaptationgiantcharacteristicSalamander