Unlike reptiles, amphibians have a glandular skin without external scales, gills during development (and in adulthood in some), and lay eggs that may have jelly coats but develop without formation of extra-embryonic membranes.
(amphibians; have; a glandular skin without external scales, gills during development (and in adulthood in some) (amphibians; lay; eggs that may have jelly coats but develop without formation of extra-embryonic membranes) (eggs; may have; jelly coats) (eggs; develop; )
amphibians amphibians eggs eggs
have lay may have develop
a glandular skin without external scales, gills during development (and in adulthood in some
eggs that may have jelly coats but develop without formation of extra-embryonic membranes
jelly coats