All the people screaming at me than race is a really real, a biological reality, all they need to do is NAME THE RACES THAT ARE REAL and SHOW THEIR BIOLOGICAL FOUNDATION. It’s odd they won’t take the obvious means to prove their assertion.
Polar and grizzly bears can reproduce - as can lions and tigers and many other pairs of animals that no one has any trouble recognizing as separate species. 15% isn't being compared to the difference between plants - it's compared to the difference between wolves / coyotes.
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.