Mammals:
* Hawks: Red-tailed hawks, Cooper's hawks, and Sharp-shinned hawks are particularly adept at catching squirrels in trees.
* Owls: Great horned owls, barred owls, and screech owls are nocturnal hunters who prey on squirrels.
* Raccoons: These opportunistic omnivores will often raid squirrel nests for young or raid feeders for food.
* Weasels: Long-bodied, agile predators, weasels can enter burrows and catch squirrels underground.
* Snakes: Some snakes, like garter snakes and rat snakes, will prey on young or small squirrels.
* Coyotes: These canid predators are common in suburban areas and will sometimes prey on squirrels.
* Foxes: Similar to coyotes, foxes can be a threat to squirrels, especially in areas where they coexist.
* Domestic cats: Feral or domestic cats can pose a threat to squirrels, particularly if they are allowed to roam outdoors.
Other predators:
* Large birds of prey: Bald eagles and other large raptors can take adult squirrels, especially in areas where they share habitats.
* Dogs: While not natural predators, dogs can pose a threat to squirrels if not properly supervised.
It's important to note that:
* The specific predators vary by location and habitat: Squirrels in urban areas may face different threats than those in forests.
* Squirrels have developed adaptations to avoid predators: These include quick reflexes, climbing ability, and warning calls.
* Human activity can impact predator-prey relationships: Habitat loss, deforestation, and the introduction of non-native species can alter the balance of nature.
Overall, squirrels live in a delicate balance with their predators, each playing a role in the ecosystem.