A new bird to photograph means there is a new for me to read about and learn some interesting facts about. The Pacific Northwest population of Western Screech-Owls has proven vulnerable to predation from recently arrived Barred Owls, and is on the 2014 State of the Birds Watch List, which lists bird species that are at risk of becoming threatened or endangered without conservation action. Back to top. Western Screech-Owls sometimes take over the nests of other species. The Western Screech-Owl does not build a nest, but lays its eggs on whatever material happens to be in the cavity. Hatching occurs within 26 to 34 days. The Western Screech Owl nests in tree cavities and readily uses nesting boxes. They usually leave their roosts around sunset to forage, returning within a half-hour of sunrise. Make sure the box is in place well before breeding season; attach a guard to keep predators from raiding eggs and young. During the last weeks of the nestling period, the female also leaves the nest, often roosting close enough to the male that their bodies touch. USGS Patuxent Wildlife Research Center, Laurel, MD, USA. North American Bird Conservation Initiative. Both adults guard the entrance from crows, jays, and other predators. (2014). As "sit and wait" predators, Western screech owls leave their roosts to forage just before sunset.

The primary call of a Western Screech Owl is an accelerating series of short whistles at an increasing tempo or a short then long trill falling slightly at end. Sibley, D. A. Partners in Flight estimates the global breeding population at 400,000, with 69% of these in the U.S., 6% in Canada, and 25% in Mexico. They may also use naturally occurring cavities, such as those formed where branches have broken off a trunk. Cannings, Richard J., Tony Angell, Peter Pyle and Michael A. Patten.

They are "socially monogamous," meaning that pairs raise young together, although both sexes may also mate outside the pair. The western screech owl also has ear tufts similar to those of a Great Horned Owl. Entrances are just big enough to admit an owl's body; presumably this helps prevent larger predators from getting in. Description: The Western Screech-Owl is 7 - 10 inches in length and has squatty look. Partners in Flight (2017). Photo by Shravans14 [CC BY-SA 4.0  (https://creativecommons.org/licenses/by-sa/4.0)], from Wikimedia Commons.

Females lay 2 to 7 eggs per season in March or April. Plumage is generally brown or gray. They may use the same cavity for several years in a row. It becomes motionless if disturbed at roost, and can sometimes be caught by hand in this state. Alfred A. Knopf, New York, NY, USA.

Mammal prey includes pocket mice, deermice, grasshopper mice, shrews, woodrats, kangaroo rats, as well as bats and occasionally rabbits. Fun Facts: Prior to breeding, courtship feeding is common with the male presenting food to the female. They rate a 12 out of 20 on the Continental Concern Score. Western screech owls consume fish, amphibians, reptiles, birds, invertebrates, and even mammals that are larger to them. The Western Screech Owl is native to Canada, United States, Mexico, Guatemala, El Salvador, Honduras, Costa Rica, and Nicaragua. Explore Birds of the World to learn more. copyright © 2020 Racine Zoological Society. The Western Screech Owl is native to Canada, United States, Mexico, Guatemala, El Salvador, Honduras, Costa Rica, and Nicaragua. Maintaining robust populations of the Western Screech-Owl will require protecting open forested areas along bodies of water in both rural and residential areas. Other calls include barking and chuckling, similar to eastern screech owl. Western Screech-Owl nest cavities are about 1 foot in diameter and 1 to 1.5 feet deep. Version 2.07.2017. Because of this similarity, people often mistake screech owls for baby Great Horned … It was peering at me from inside of a nesting box. Western Screech-Owls live mainly in forested habitats, especially in bands of deciduous trees along canyons and other drainages. Their diet can vary tremendously from place to place and from season to season.

The face is usually pale with a dark lateral border, underparts are streaked and barred. Other calls include barking and chuckling, similar to eastern screech owl. It has yellow eyes and may have gray or brown feathers with faint dark streaks on its lower body. Western Screech-Owls are nocturnal. All have either brown or dark gray plumage with streaking on the underparts.

Wherever the location, the male owl finds a suitable hole, then calls or leads the female to it, sometimes by carrying an enticing prey item.

Western screech owls are small birds of prey native to North and Central America. (2017). She stays with her young constantly for the first 3 weeks, then takes increasingly long breaks to help the male hunt. I just recently came in contact with a Western Screech Owl for the first time. The male also demonstrates elaborate courtship displays including bowing, bill snapping, and hopping. When I got a look at the photographs that I took, it wasn’t hard to see that the owl wasn’t too pleased with me being there. The Western Screech Owl occasionally takes prey larger than itself, including cottontail rabbits and Mallards. A. and A. S. Love. Invertebrate prey include insects, crayfish, worms, slugs, snails, and whip scorpions.

Version 1019 Patuxent Wildlife Research Center, Bird Banding Laboratory 2019. Sauer, J. R., D. K. Niven, J. E. Hines, D. J. Ziolkowski Jr., K. L. Pardieck, J. E. Fallon, and W. A. Here is what I found out about the Western Screech Owl, Enjoy the Post?

Common trees include cottonwood, aspen, alder, water birch, oak, and bigleaf maple. Avian Conservation Assessment Database. The …

Their feathers, like other owls, are soft and fluffy looking.

They remain with their parents for about 5 weeks after leaving the nest site.Back to top, Western Screech-Owl population trends are difficult to study because of the birds' nocturnal habits.

Also inhabit streamside groves, parks, and gardens. These owls sometimes perch above creeks, watching for crayfish to emerge from the shallows.

They have yellow eyes and dark bills.



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