 Now, your question again is, what determines what the hybrid of a grizzly and a polar bear is called? They're called growler or piddly bears. What determines that? Is it A, the dad, B, the mom, or C, there is no rule. Either term is correct. 4-0-6-7-2-1-12-90. While we wait for Miguel to get that winner, let's check in with Chancey in Kalispell.