Where the ranges of two species overlap, and fertile hybrids can be produced, these hybrids will tend to backcross with the most abundant species, so the offspring down many generations come to resemble the most abundant parents.
Where the ranges of two species overlap, and fertile hybrids can be produced, these hybrids will tend to backcross with the most abundant species, so the offspring down many generations come to resemble the most abundant parents.
两个物种的重合个体或是那些可育杂种将趋向于与优势种进行回交，因此，经过很多代之后，所得个体会与优势种的亲代相似。