How do mammals living in colder regions and seals living in polar regi

1.	How do mammals living in colder regions and seals living in polar regions able to reduce the loss of their body heat ?
Answer» Mammals from colder climates generally have shorter ears and limbs which minimize heat loss (Allen's rule). In polar region seals have thick layer of fat (blubber) below their skin that acts as insulator and reduce loss of body heat.

How do mammals living in colder regions and seals living in polar regions able to reduce the loss of their body heat ?

Answer»

Mammals from colder climates generally have shorter ears and limbs which minimize heat loss (Allen's rule).

In polar region seals have thick layer of fat (blubber) below their skin that acts as insulator and reduce loss of body heat.