Animalia > Chordata > Aves > Strigiformes > Strigidae > Strix > Strix varia
 

Strix varia (Barred Owl)

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Wikipedia Abstract

The barred owl (Strix varia) is a large typical owl native to North America. Best known as the hoot owl for its distinctive call, it goes by many other names, including eight hooter, rain owl, wood owl, and striped owl.
View Wikipedia Record: Strix varia

Infraspecies

Strix varia georgica (Florida barred owl)
Strix varia helveola (Texas barred owl)
Strix varia sartorii (Mexican barred owl)
Strix varia varia (Barred owl)

EDGE Analysis

Uniqueness Scale: Similiar (0) 
10
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
29
 Unique & Vulnerable (100)
ED Score: 8.47117
EDGE Score: 2.24825

Attributes

Adult Weight [1]  1.579 lbs (716 g)
Birth Weight [3]  46 grams
Female Weight [1]  1.766 lbs (801 g)
Male Weight [1]  1.393 lbs (632 g)
Weight Dimorphism [1]  26.7 %
Breeding Habitat [2]  Forests
Wintering Geography [2]  Non-migrartory
Wintering Habitat [2]  Forests
Diet [4]  Carnivore (Invertebrates), Carnivore (Vertebrates), Piscivore
Diet - Ectothermic [4]  10 %
Diet - Endothermic [4]  70 %
Diet - Fish [4]  10 %
Diet - Invertibrates [4]  10 %
Forages - Mid-High [4]  10 %
Forages - Understory [4]  20 %
Forages - Ground [4]  60 %
Forages - Water Surface [4]  10 %
Female Maturity [3]  2 years
Male Maturity [3]  2 years
Clutch Size [5]  3
Clutches / Year [3]  1
Global Population (2017 est.) [2]  3,300,000
Incubation [3]  28 days
Maximum Longevity [3]  23 years
Nocturnal [6]  Yes
Wing Span [7]  3.575 feet (1.09 m)

Ecoregions

Protected Areas

+ Click for partial list (100)Full list (132)

Ecosystems

Biodiversity Hotspots

Name Location Endemic Species Website
Madrean Pine-Oak Woodlands Mexico, United States No
Mesoamerica Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama No

Prey / Diet

Prey / Diet Overlap

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Predators

Bubo virginianus (Great Horned Owl)[10]
Buteo jamaicensis (Red-tailed Hawk)[8]
Procyon lotor (Raccoon)[10]

Providers

Consumers

Institutions (Zoos, etc.)

Range Map

Distribution

North America;

External References

Audio

Play / PauseVolume
Provided by Center for Biological Diversity via Myxer Author: Stratford Landing Elementary School

Photos

Citations

Attributes / relations provided by
1Earhart, CM and Johnson, NK 1970. Size dimorphism and food habits of North American owls Condor 72: 251-264
2Partners in Flight Avian Conservation Assessment Database, version 2017. Accessed on January 2018.
3de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
4Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
5Jetz W, Sekercioglu CH, Böhning-Gaese K (2008) The Worldwide Variation in Avian Clutch Size across Species and Space PLoS Biol 6(12): e303. doi:10.1371/journal.pbio.0060303
6Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at animaldiversity.org
7del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
8Study of Northern Virginia Ecology
9Blarina brevicauda, Sarah B. George, Jerry R. Choate, and Hugh H. Genoways, MAMMALIAN SPECIES No. 261, pp. 1-9 (1986)
10Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
11Predators of the Swallow-Tailed Kite in Southern Louisiana and Mississippi, Jennifer O. Coulson, Thomas D. Coulson, Sherry A. DeFrancesch, and Thomas W. Sherry, Journal of Raptor Research 42(1):1-12. 2008
12Glaucomys sabrinus, Nancy Wells-Gosling and Lawrence R. Heaney, Mammalian Species No. 229, pp. 1-8 (1984)
13Microtus pinetorum, Michael J. Smolen, Mammalian Species No. 147, pp. 1-7 (1981)
14Mustela frenata, Steven R. Sheffield and Howard H. Thomas, MAMMALIAN SPECIES No. 570, pp. 1-9 (1997)
15Oryzomys palustris, James L. Wolfe, Mammalian Species No. 176, pp. 1-5 (1982)
16Sorex longirostris, Thomas W. French, Mammalian Species No. 143, pp. 1-3 (1980)
17Sorex trowbridgii, Sarah B. George, MAMMALIAN SPECIES No. 337, pp. 1-5 (1989)
18Sorex vagrans, Scott W. Gillihan and Kerry R. Foresman, MAMMALIAN SPECIES No. 744, pp. 1–5 (2004)
19Sylvilagus palustris, Joseph A. Chapman and Gale R. Willner, Mammalian Species No. 153, pp. 1-3 (1981)
20Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 WWF WildFINDER
Protected Areas provided by Biological Inventories of the World's Protected Areas in cooperation between the Information Center for the Environment at the University of California, Davis and numerous collaborators.
Crosswinds Marsh, Wayne County, Michigan
Edwin S. George Reserve, University of Michigan, Department of Ecology and Evolutionary Biology
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Abstract provided by DBpedia licensed under a Creative Commons License
Audio software provided by SoundManager 2