top of page

GREAT HORNED OWL
Bubo virginianus

​TOP 5 ID TIPS: GREAT HORNED OWLS

​

  • Very large, stocky owl

  • Enormous bright yellow eyes

  • Mottled grey, brown, and tan body with bright white chin plumage

  • Tall feather tufts - which look like horns or ears - angled on the top of their head.

  • Black bill

© KURT LINDSAY

GREAT HORNED OWL QUICK FACTS:

​

A large, bulky owl with prominent ear tufts, white throat, gray beak, and bright yellow eyes

​

Males: back is mottled grayish-brown, chest and belly are rusty brown and heavily barred

​

Females: same as male

​

Young: more orange-brown than adults, white throat less pronounced, ear tufts shorter

​

FAMILY:

 

Strigidae


CLOSEST RELATIVE:

 

Snowy Owl

​

GREAT HORNED OWL SIZE:

​

Height: Males 51 cm (20.0 in), Females 60 cm (23.6 in)

Weight: Males 1304g (2.9 lb), Females 1509g (3.3 lb)

Wingspan: Males 134cm (52.7 in), Females 143 cm (56.2 in)

​

GREAT HORNED OWL RANGE:

​

Found year-round in all parts of U.S. and Canada except far northern coastal areas

 

GREAT HORNED OWL HABITAT:

 

Highly adaptable; can be found in a wide variety of habitats, including both coniferous and deciduous forests, swamp forests, mangroves, farmland, deserts, and even city parks

​

GREAT HORNED OWL DIET:

​

Mostly small mammals such as hares, ground squirrels, and voles; also preys on birds, amphibians, reptiles, fish, and insects

​

GREAT HORNED OWL VOICE:

​

Deep, booming hoots

Males: during breeding, a series of evenly spaced low pitched “hoo”s; to contact other owls or defend territory, often will give a soft, double hoot

Females: higher pitched than males

​

GREAT HORNED OWL NESTING:

​

Nest Site: a variety of nesting sites; most commonly abandoned nests of Red-tailed Hawk and other birds or squirrels, but also tree cavities, cactus, haylofts, manmade nest platforms, cliffs, and caves

Eggs: 1-4 dull white eggs, hatching about 2 days apart

Incubation: 30-37 days

​

GREAT HORNED OWL HUNTING HABITS:

​

Opportunistic but primarily a nocturnal perch hunter. Takes a wide variety of prey, often hunts along forest edges, meadows and patchily forested open country.

​

GREAT HORNED OWL CONSERVATION STATUS: 

​

Not globally threatened; some decline of U.S. populations.

​

Great Horned Owl

© Jon Bertsche

GREAT HORNED OWL DISTRIBUTION IN NORTH AMERICA

great horned owl, great horned owl distribution

Map provided by The Birds of North America Online and the Cornell Lab of Ornithology.

Great Horned Owl - Denver Holt
00:00

© Kurt Lindsay

Great Horned Owl Nest Box Info

For nest box plans and more information, visit the Cornell Lab of Ornithology's Project NestWatch website: 

PHOTO CREDIT

 

We are so grateful to the photographers who capture owls, and our work, in the most amazing ways. They generously share their work with us, and you. Check out the works of some of the photographers whose work is featured on our site! They are incredible talented artists who are committed to wildlife conservation.

​

Thank you to:

​

Kurt Lindsay: https://kurtlindsay.smugmug.com/Nebulosa/i-7D8Wh9d

Daniel J Cox: http://naturalexposures.com

Radd Icenoggle: https://www.flickr.com/photos/radley521

Melissa Groo: https://www.melissagroo.com

Ly Dang: https://www.nature2pixels.com

Tom Murphy: https://www.tmurphywild.com/

Deborah Hanson

  • YouTube Social  Icon
  • Instagram Social Icon
  • Twitter Social Icon
  • Facebook Social Icon

ABOUT US

 

The ORI is a non-profit, 501(c) 3, tax-exempt organization. We are funded by individual and non-profit  group donations, grants from foundations and corporations, and occasionally agency contracts. We accept donations of real property, vehicles, and stock donations. Please consider us in your estate planning. Donations are tax-deductible to the extent of the law. Our federal tax identification number is 81-0453479.

CONTACT ORI

 

PO BOX 39

Charlo, MT 59824

 

info@owlresearchinstitute.org

​

(406) 644-3412

Copyright © 2021-2024 Owl Research Institute, Inc. All rights reserved.

bottom of page