![]() ![]() This seems similar to people really wanting to classify Europe as a continent, regardless of plate tectonics or land masses or any other objective criterion. For example, we really seem to want to classify dogs as a species distinct from wolves, whether that logically make sense or not. ![]() * There are some cultural expectations around the term "species" that seem to thwart attempts at coming up with a clear definition. ![]() This makes any attempt at building tree arrangement of species inherently logically suspect, purely from a data structure point of view. Examples are observed in nature today, and must have existed many many times historically. * The "interbreeds with" relation isn't transitive: population A may interbreed with B, B with C, but A not with C. So there seem to be three separate issues with the concept of "species" as used in (pop?) biology, speaking as a non-biologist CS type of person: ![]()
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