They are streamlined, highly specialized marine creatures that have adapted to life in cold waters with a thick layer of blubber and fur (although fur seals have more fur and less blubber than true seals).
(They; are; streamlined, highly specialized marine creatures that have adapted to life in cold waters with a thick layer of blubber and fur () (streamlined, highly specialized marine creatures; have adapted; to life) (fur seals; have; more fur and less blubber than true seals)
They streamlined, highly specialized marine creatures fur seals
are have adapted have
streamlined, highly specialized marine creatures that have adapted to life in cold waters with a thick layer of blubber and fur (
to life
more fur and less blubber than true seals