Question

what is allen's rule??

Answer 1

$\huge{\mathfrak{\red{Answer}}}$

$<font color="purple"><b>$Animals living in colder regions of the world, for instance, have shorter limbs than those living in warmer regions as an adaptation to control the dissipation of heat. A smaller body surface area helps animals in colder regions stay warm by slowing down the loss of body heat.
___________
$<font color="pink"><b>$$<marque>$Thanks✊..

Answer 2

Hey mate ☺️

$\huge \red {Ur Answer}$

The principle holding that in a warm-blooded animal species having distinct geographic populations, the limbs, ears, and other appendages of the animals living in cold climates tend to be shorter than in animals of the same species living in warm climates.

Hope u understand ♥️