A momma grizzly bear showed some tough love when her cub got scared crossing a fast-flowing river after being chased off by bison.
Photographer Ron Sterbenz of Minneapolis, Minnesota, was visiting Yellowstone National Park in mid-May when he caught a fascinating interaction on film. A female grizzly bear and her cub, who had their eyes on a long-dead bison carcass, were chased off by a protective bison herd and had to cross three different sections of the confluence between the Soda Butte and Lamar rivers.
At the first crossing, the cub refused to swim and was swiftly ticked off by Mom. At the second, he was briefly swept away by fast-moving currents and howled in fear for his mother….