2.1: Species Concepts - Biology LibreTexts
https://bio.libretexts.org/Courses/University_of_California_Davis/BIS_2B%3A_Introduction_to_Biology_-_Ecology_and_Evolution/02%3A_Biodiversity/2.01%3A_Species_Concepts
WEBA species concept is, therefore, a working definition of a species and/or a methodology for determining whether or not two organisms are members of the same species. In this section, we will consider three species concepts that are commonly used by scientists.
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