True seals live in cold waters so they have a thick layer of blubber to keep them warm.
(True seals; live; L:in cold waters; so they have a thick layer of blubber) (they; have; a thick layer of blubber to keep them warm)
True seals they
live have
L:in cold waters so they have a thick layer of blubber
a thick layer of blubber to keep them warm