Which rule states that in a cold climate, mammals possess shorter ears and limbs to minimize the heat loss?(a) Bergman’s rule(b) Blackman’s rule(c) Allen’s rule(d) Lindeman’s ruleThe question was posed to me during an interview.I want to ask this question from Organisms and Populations in portion Organisms and Populations of Biology – Class 12

Which rule states that in a cold climate, mammals possess shorter ears

1.	Which rule states that in a cold climate, mammals possess shorter ears and limbs to minimize the heat loss?(a) Bergman’s rule(b) Blackman’s rule(c) Allen’s rule(d) Lindeman’s ruleThe question was posed to me during an interview.I want to ask this question from Organisms and Populations in portion Organisms and Populations of Biology – Class 12
Answer» Right option is (c) ALLEN’s rule To elaborate: Allen’s rule is an eco-geographical rule which states that in a cold climate, mammals possess shorter EARS and limbs to minimize HEAT loss.It was stated by Joel Asaph Allen in 1877. It is a FORM of an ADAPTATION done for survival in colder regions.

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