Bachbird (NSV)
Great Horned Owl
Bubo virginianus
First sighting |
| May 2004 at USA-CA State of California |
External species accounts |
| Bird Life International |
| Cornell University All About Birds |
| Hawk Ridge Bird Observatory |
| Intergrated Taxonomic Information System |
| M.O.U. Occurance Map (regular species) |
| Mccaulay Library Bird Sound/Video |
| U.S. Geological Survey |
| WhatBird.com Identification |
| Wikicommons Search |
| Wikipedia |
| Xeno-Canto Bird Sounds |
Miscellaneous external links |
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