Responses
Their metabolism slows down to preserve heat.
Their metabolism slows down to preserve heat.
Their thick fur retains heat.
Their thick fur retains heat.
Their thick skin insulates the internal organs against the cold.
Their thick skin insulates the internal organs against the cold.
Their metabolism speeds up to produce heat.
1 answer
Polar bears maintain homeostasis in freezing cold weather primarily through their thick fur that retains heat.
While their metabolism can adjust to some extent, the key feature allowing them to survive in extreme cold is indeed their thick fur and a layer of blubber underneath the skin, which provides insulation.
