The Great Horned Owl (Bubo virginianus), is native to Canada and North American. It has a vast range and is widely distrubuted across Northern areas of the American continent preying on a large array of creatures to staisfy it requirements. The prey includes hares, rabbits, rats, squirrels, mice, voles, shrews, martens, weasels and bats.
The great Horned Owl does not have a natural predators, however nestling and fledgeing may be taken by fox or coyote and wild cats, full grown birds are occationally killed by Eagle, Goshawks, Snowy owls other Great Horned owls and Peregrine falcons.
Birds range in size from 43–64 cm (17–25 in) and has a wingspan of 91–153 cm (36–60 in), females are usually larger than male birds. The average adulyt is around 55 cm (22 in) long with a 124 cm (49 in) wingspan and weighing about 1.4 kg (3.1 lb).