They have black skin and transparent fur to help them stay warm in the cold Arctic.
(They; have; black skin and transparent fur) Context(They have,List([0, 9))):(They; have black skin and transparent fur to help; them stay warm in the cold Arctic) Context(They have to help,List([0, 48))):(them; stay; warm; L:in the cold Arctic)
They have,List([0, 9)) They have to help,List([0, 48))
They They them
have have black skin and transparent fur to help stay
black skin and transparent fur
them stay warm in the cold Arctic
warm L:in the cold Arctic