A group that supports the conservation of wild horses in Alberta, Canada, has shared footage from last July, showing a grizzly bear cub’s prolonged assault on a trail camera fixed to a tree.

The last reliable sighting of a wild grizzly bear in California was in the spring of 1924 in Sequoia National Park. The Senate passed the resolution on an 38-0 vote. “The extirpation of the grizzly ...