> humans don't vary that much. Compare with some other species (dogs are often used) where there is a wide range of size, intelligence, and any kind of thing humans might have bred dogs to do.
How does human genetic variation compare to e.g. different wild canine (sub)species, such as coyotes, red wolves, gray wolves, etc.?
How does human genetic variation compare to e.g. different wild canine (sub)species, such as coyotes, red wolves, gray wolves, etc.?