Fish and amphibians lay eggs which must be immersed in water, while reptiles and birds have developed a water-proof membrane in their eggs that allow them to survive in dry environments.
(Fish and amphibians; lay; eggs which must be immersed in water) (eggs; must be immersed; in water) (their eggs; allow; them to survive in dry environments) Context(their eggs allow,List([128, 149))):(them; to survive; L:in dry environments)
their eggs allow,List([128, 149))
Fish and amphibians eggs their eggs them
lay must be immersed allow to survive
eggs which must be immersed in water
in water
them to survive in dry environments
L:in dry environments