What are the enemies of albertosaurus?

Albertosaurus, a large theropod dinosaur from the Late Cretaceous period, likely faced threats from larger predators, such as the Tyrannosaurus rex, which could have competed for the same food sources. Juvenile albertosaurs may have been vulnerable to various smaller carnivorous dinosaurs and scavengers. Additionally, environmental factors and competition for resources could also be considered indirect enemies in their ecosystem.