Donny Mortarello, Carnivore Manager/a.k.a. Bear Whisperer at Washington Department of Fish and Wildlife says that's normal. "Depending on where the darts hit and how much fat there is, the two different drugs we use metabolize at different rates. The muscles start to react a bit. The front leg might lift up. We see a lot of licking. So that's usually a sign of the drugs just taking effect."