Quote:
Originally Posted by kayleigh.
Thank you, I think you answered my question as much as it can really be answered and defined.  |
And you can only do so much in a forum posts .. There are several text books that cover these problems in more detail.
Back to the species definition, sexual isolation has been mentioned - that members of a species can have reproductive offspring or - turned on it's head, that they are reproductively isolated from other species.
But how about similarities? Shouldn't members of a species also look similar and have similar ecology?
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