great gray owl


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Synonyms for great gray owl

large dish-faced owl of northern North America and western Eurasia

References in periodicals archive ?
Designated as an Important Bird Area by the National Audubon Society, the Sax-Zim Bog is a major wintering ground for northern owls including the "Phantom of the North"--the three-foot-tall great gray owl.
This book will help students and other readers understand the elusive mystery of the great gray owl as well as the bleak future of the owl in Valley County, Idaho.
The three large owl species that nest in far northern and montane forests (as far north as the Arctic Circle in Alaska) are the better-known great horned owl and the two most beautiful owls, the great gray owl and the northern hawk owl, high on the "most wanted" list of the average birder on this continent.
Lady Grayle, a tame great gray owl who helped educate thousands of children and adults across the prairies about the need for conservation passed away in early October of 2005.
Given the high overall ER, this finding suggests marked differences in species susceptibility to the virus, with species falling into one of three groups (for scientific names see Table 1): death rates >90% (Snowy Owl, Great Gray Owl, Northern Hawk Owl, Boreal Owl, and Northern Saw-whet Owl), death rates <20% (Long-eared Owl, Short-eared Owl, Great Horned Owl, Flammulated Owl, and Northern Pygmy Owl), and death rates = 0% (Barn Owl, Burrowing Owl, and Eastern Screech Owl).
The great gray owl (Strix nebulosa) and snowy owl (Nyctea scandiaca) are slightly longer and have somewhat wider wingspans, but neither approaches the great horned owl in weight, power, aggressiveness, and distribution.
I was bear hunting in northern Saskatchewan one evening when a great gray owl drifted silently through the timber and landed a hundred yards from my stand.
The great gray owl mom below is about to feed her chicks the mouse she has caught.
Some have gathered data on the sizes of various owls - from the great gray owl, which has a wing span of 69 inches, to the elf owl, which can fit into a teacup.
A great gray owl roosts in the woods and hunts the pasture.
ABSTRACT--The Great Gray Owl (Strix nebulosa) is a difficult species to detect because of its remote breeding locations and secretive nature.
2001) even described how, in part based on differences in eye color, it would be difficult to confuse a Great Gray Owl (with yellow eyes) with a Barred or Spotted owl (with dark eyes).
Based on natural breeding range, the following species were classified as northern: Snowy Owl, Great Gray Owl, Northern Hawk Owl, Boreal Owl, and Northern Saw-whet Owl (for scientific names see Table) These are also the species that had death rates >90% during the 2002 WNV outbreak at the Owl Foundation.
Key words: Botta's Pocket Gopher, cattle grazing, Great Gray Owl, meadows, Mountain Pocket Gopher, Sierra Nevada Mountains, Strix nebulosa, Thomomys bottae, Thomomys monticola