* Sharp-shinned hawks: These hawks are even smaller than Cooper's hawks, but they are just as deadly. They also typically hunt by perching in a tree and waiting for a jay to fly by.
* Northern goshawks: These large hawks are the most powerful predators of bluejays. They typically hunt by flying through the forest and chasing down their prey.
* Great horned owls: These large owls are also common predators of bluejays. They typically hunt at night, when jays are roosting in trees.
* Blue jays: Blue jays are known to cannibalize their own young.