Scary Bears is a term used to describe grizzlies, a species of large brown bear found in North America and parts of Russia. Grizzlies are known for their strength and aggression, making them one of the most feared animals in the wild. They can grow up to 8 feet tall and weigh up to 800 pounds, making them a formidable predator. Grizzlies have been known to attack humans, so it is important to be aware of their presence when in their habitat.