Some animals' fur grows thicker for staying warm in the winter.
Temperatures in the winter can be brutal.
Animal's fur keeps them safe from brutal temperatures.
What does animal's fur keep them safe from?
Options:
(1) food
(2) Brutal temperatures
(3) Greenhouse gasses
(4) a pathogens
(5) When it's cold
(6) babies
(7) Sad feelings
(8) enormous damage to homes