By Karla Bloem, Executive Director, International Owl Center Owls are a varied group of birds. Some species are normally resident on their territories year-round (like Great Horned Owls and Barred Owls), some species are more or less migratory (like Northern Saw-whet Owls), some are nomadic, wandering around and settling where the food is (like Short-eared Owls), and some are irruptive, where a bunch show up in random years (like Snowy Owls and Great Gray Owls.) Why are Snowy Owls showing
The Raptor Resource Project