Although they may leave the water for most of their adult lives, their skin remains delicate and in need of moisture, so amphibians only occupy moist or protected environments.
(they; may leave; the water; T:for most of their adult lives) (their skin; remains; delicate) (amphibians; only occupy; moist or protected environments)
they their skin amphibians
may leave remains only occupy
the water T:for most of their adult lives
delicate
moist or protected environments