if a single species of squirrel evolved over time into 2 species, each on opposite side of the grand canyon, what is this change mostly due to?

Question

Biology

Eddie Johnston

23 April, 10:05

if a single species of squirrel evolved over time into 2 species, each on opposite side of the grand canyon, what is this change mostly due to?

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Cecilia Cannon · Answer 1

On one side of the grand canyon could be a squirrel with a birth defect witch reproduses with a squirrel with normal genes. But the birth defect is stronger than whatever trait that may be. so the litter of squirrels mostly have this trait. and the cycle contiues