Define Bergmann’s Law, Allen’s Law, Darwin’s Law.?

Question

(in relation to anthropology)

Answer 1

Bergmann: Those that live toward poles have a bulkier body structure (more mass), those that live near the equator are less bulky

Allen: Those that live near the poles have shorter appendages than those that live near the equator.

Both have to do with thermoregulation.

Answer 2

use search engines much?

Answer 3

High Tide is right about the Bergman's and Allen's rules.