Actually, "species" has multiple competing definitions in the scientific literature. For details see: https://en.wikipedia.org/wiki/Species_problem https://en.w

Actually, "species" has multiple competing definitions in the scientific literature. For details see: https://en.wikipedia.org/wiki/Species_problem https://en.wikipedia.org/wiki/Species_problem The biological species concept is probably one of the most popular and very similar to what you are suggesting. In this concept, a species is an interbreeding population that is reproductively isolated from other populations (either due to genetics or geography).