A poodle ( Canis lupus familiaris ) and a gray wolves ( Canis lupus ) can interbreed to produce viable and fertile offspring. These dogs are very similar genetically , although their are quite...

A poodle (Canis lupus familiaris) and a gray wolves (Canis lupus) can interbreed to produce viable and fertile offspring. These dogs are very similar genetically , although their are quite different in appearance. Which species concept is most likely to place poodles and wolves together into a single species?