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Surprising, and highly unlikely. If it's not too taxing for you, you could read the rest of the Wikipedia article to better understand when measures other than reproductive compatibility are employed.

The suggestion that color alone would be employed by modern biologists to differentiate species, to the exclusion of other more important factors, is specious.

The most basic test for are A and B being the same species is can A and B (assuming opposing genders) have fertile offspring.

Actually I believe it's do A and B breed naturally in the wild. Not can they breed, but do they breed.

True story: part of the early taxonomy of Aves was done by classifying the color patterns of baby chicks.

You seem to be suggesting black and whites are different specis.