Most amphibians breathe with gills as larvae and with lungs as adults, and frogs are the most durable of the amphibians. Given these facts, what is the most durable species that breathes with gills as larvae and lungs as adults among the following options:
- Snakes
 - Salamanders
 - edible
 - salmon
 - Oak
 - Frogs
 - Lizards
 - a fish


 

      Frogs   