'On land this class of vertebrates can absorb oxygen through the skin, provided it's moist'
amphibians
BIOLOGY: On land this class of vertebrates can absorb oxygen through the skin, provided its moist
On land this class of vertebrates can absorb oxygen through the skin, provided it's moist
On land this class of vertebrates can absorb oxygen through the skin, provided it's moist
BIOLOGY
amphibians
BIOLOGY