I don't understand how mammals survive such cold temperatures.

[multimopes]

My very long hair keeps me warm in winter and shades me in the summer.

And then there are those of us who are bald on top. I lay in a big supply of hats in all seasons! Gettin old sucks! LOL

 

[not so famous bob]

Layers of fat. Multi layered coats. Strong circulatory systems for body heat. Our Creator is far more intelligent than we are.

---------------------------------------------------this ^^^^^^^^^^^^^^^
their nerves are not right next to their skin like ours , way tougher skin/hide too ..

 

[multimopes]

way tougher skin/hide too ..

Yes, & I love my "deer skin gloves", lol!