Fact 1: Amphibians have permeable skin that easily absorbs substances from the environment.

Fact 2: Amphibians have lungs, but they also breathe through their skin.

Given the two facts above, answer the question "what type of skin easily absorbs air to breathe through" with the following options: 
- human
 - water vapor
 - mammals
 - scales
 - It expands
 - permeable
 - furry
 - to stay warm


 

      permeable   