What evolutionary concept is cited to explain the divergence between northern Copperheads and southern Cantils?
Answer
Allopatric speciation
The geographic separation between the northern populations (Copperheads/Cottonmouths) and the southern populations (Cantils) leading to distinct species is presented as a textbook example of allopatric speciation.
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The Biology of Cottonmouths, Copperheads, and Cantils - YouTube
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