Depending on the bird, it could be anywhere from the common housecat to the rattlesnake, fox, raccoon, opossum, weasel, squirrel, skunk, mink, snake, bull frog, snapping turtle, alligator, or even another bird such as the owl.
birds
birds
the pigs
snakes and birds
the enemy is a duck and birds.
Birds, moles, hedgehogs.
the desert iguanas enemy are fox,snakes,birds and humans :)
Cats, large meat eating birds, cats, some birds are eagles or hawks.
Snakes, Birds, People, ect.
cats snakes and preying birds
us and some birds not really though
megatheriam the giant ground sloth was sometimes an enemy and the terror birds were enemys too