The man captured on video was one of three people who entered a restricted area adjacent to a viewing platform near the falls. Apparently, that vantage point just wasn't close enough. He just had to get a closer look, endangering his life, and the lives of the feasting bears in the process.
Wearing cargo shorts and a t-shirt, the man is seen entering the water — before snapping selfies and photos of the bears a stone's throw away. Not the smartest move.
Here he is now: