Home Biology Organisms and Populations Organism and its Enviornment rule states that mammals from colder climate…
Biology Organisms and Populations Organism and its Enviornment Single Correct MCQ
Published on: August 21, 2026

rule states that mammals from colder climates generally have shorter ears and limbs to minimize heat loss.

A
Allen's
B
Berger's
C
Barge's
D
Powell's

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The correct answer is:
A

Allen’s rule states that warm-blooded animals (like mammals) in colder climates tend to have shorter ears, limbs, and appendages to reduce heat loss, while those in warmer climates have longer extremities to help dissipate heat.

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