560KiB, 2560x1696, a3305513-fa52-4488-a579-0c6c3d0eb1d7-Jebbie_and_Laerke[1].jpg
Why are Polar Bears and Grizzly Bears classified as different species rather than just the same species with different fur colors?
Polars and grizzlies can produce fertile offspring and were only separated about 150,000 years ago. Their differences are superficial.
Polars and grizzlies can produce fertile offspring and were only separated about 150,000 years ago. Their differences are superficial.