Question

The ecological rule which suggests that animals have short and small extremities in colder regions is:

• A. Bergman’s rule
• B. Blackman’s rule
• C. Allen’s rule
• D. Cope’s rule

Answer 1

The correct option is C Allen’s rule

Allen's rule: 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.