Answer: Adult frogs possess special adaptations like ability to breathe with their lungs and also with their skin at the same time, webbed feet, superior vision, mucus secretion.
Explanation:
Adaptation is the process or ability of a species to live and fit to it environment through the possession of some physical or behavioural characteristics. Immature frog or tadpole can live in a pond due to the possession of the following adaptations, porous skin which allow them to absorb water from their surrounding, webbed feet, superior vision and mucus secretion.
Adult frog can survive on terrestrial their ability to breathe with their lungs and skin at the same time, webbed feet for easy movement, bulge eyes for good vision and mucus secretion.