Question

Animals from colder climates generally have smaller limbs. This is called

• A. Niche rule
• B. Allen's rule
• C. Ehrlich rule
• D. None of these

Answer 1

The correct option is B Allen's rule

The body parts like ears, tail, limbs of animals living in colder climates become small to reduce the loss of heat from the body and thereby conserving energy. Such animals have to conserve body heat which is necessary to survive in colder climatic conditions. This is called Allen’s Rule.