Question: Many animal species living in the temperate rain forests biome hibernate

Question: Many animal species living in the temperate rain forests biome hibernate or migrate during the winter months. Why would animals of this biome likely evolve these adaptations?

Options:
A. The amount of precipitation varies over the seasons from wet summers to dry winters.

B. All plant life dies in the winter months forcing animals to leave.

C. Temperatures vary throughout the year from warm summers to cold winters.

D. Humidity varies through the year with extreme humidity in the summer, which drops in the winter.