<human>:  What is the difference between a grizzly bear and a brown bear?
<bot>: A grizzly bear is a subspecies of brown bear. They are both brown bears, but grizzlies have a few more subspecies than brown bears. Grizzlies are larger and have a more distinctive appearance than brown bears. They have a longer, more pointed snout, and a more pronounced hump on their back. They also have a more distinctive color pattern, with a black-and-white coloration.