Question

With reference to ecology, which among the following correctly describes the Allen's rule?

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

A It states that the growth and productivity of a plant is always limited by availability of a critical nutrient.

B It states that if two species have completely overlapping niches they cannot continue to coexist.

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

D None of the above.

E All the above

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