Another reason our ancestors lost their fur is that fur does very little to keep an animal warm underwater, and wet fur is really chilly.
(our ancestors; lost; their fur) (wet fur; is; really chilly) (Another reason our ancestors lost their fur; is; that fur does very little to keep an animal warm underwater, and wet fur is really chilly) Context(Another reason our ancestors lost their fur is,List([0, 46))):(fur; does; very little; to keep an animal warm underwater)
Another reason our ancestors lost their fur is,List([0, 46))
our ancestors wet fur Another reason our ancestors lost their fur fur
lost is is does
their fur
really chilly
that fur does very little to keep an animal warm underwater, and wet fur is really chilly
very little to keep an animal warm underwater