Traps more air between the hairs, which acts as an insulator.
Most mammals cope with cold weather with a layer of fat or their fur.
They are mammals and mammals have fur on the body. And also, the fur on them is too keep themselves warm at arctic regions because these regions too cold regions
I dont know, i need ann answer for this question.
Reptiles are cold blooded whilst mammals are warm blooded. Mammals have also developed fur.
they would get very cold and then freeze after a long time
Some hibernate. Some have fur and / or blubber as insulation.
Mammals have fur, and birds have feathersMost mammals give birth to living young and birds lay eggs
Placental mammals do not all have fur. Maine mammals such as dolphins, whales and dugong do not have fur.
Most mammals have fur or hair .
Fish are fish ... they are not mammals. Mammals have fur and give birth to live young that they feed with milk. Fish have scales and are cold blooded and live underwater.
Fur seals are mammals
Terrestrial placental mammals do have fur or hair. Marine placental mammals do not.