This type includes the Northern Harrier or marsh hawk. Facts about Owls. There are 18 species of owls in North America. Owls often share territories with eagles and hawks. Because they are nocturnal hunters, this causes little conflict.
Owls are stealth at night by virtue of their noiseless flight feathers.
They are extraordinary nocturnal hunters because of their tremendous eyesight. They can see more than 100 times better at night than humans can. However, owls are unable to move their eyes, but their heads can swivel up to 270 degrees on their necks. Sound is another method they use to hunt, having the largest eardrum of any bird. They also can position feathers to increase the sensitivity of their hearing, like cupping your ears to hear better.