I have to confess that I can always be entertained by a good trail cam video. There are none better than the ones shared by Wyoming Game and Fish. I have found a best-of video they just dropped on their YouTube channel.
Morgan Pfander, regional wildlife population biologist, said Fish and Game collects samples from an animal's lymph nodes behind the throat at the base of the skull.
Here is a good example of why visitors should leave the animals alone in Yellowstone National Park: because the animals walk around like they own the place.