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Thursday, April 23, 2020 | History

5 edition of The Mountain White-Crowned Sparrow found in the catalog.

The Mountain White-Crowned Sparrow

Martin L. Morton

The Mountain White-Crowned Sparrow

Migration and Reproduction at High Altitude (Studies in Avian Biology)

by Martin L. Morton

  • 144 Want to read
  • 6 Currently reading

Published by Cooper Ornithological Society .
Written in English

    Subjects:
  • Birds & Birdwatching - General,
  • Nature / Field Guide Books

  • The Physical Object
    FormatHardcover
    Number of Pages236
    ID Numbers
    Open LibraryOL8716342M
    ISBN 101891276328
    ISBN 109781891276323


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The Mountain White-Crowned Sparrow by Martin L. Morton Download PDF EPUB FB2

Map showing band recoveries of White-crowned Sparrows to or from eastern Canada. From the Canadian Atlas of Bird Banding. The Mountain West subspecies Z. oriantha (which has dark lores like Eastern leucophrys) is assumed to account for the dark-lored birds wintering in west Texas, but it seems likely that at least some leucophrys are mixed in there.

In most parts of the West, the smartly patterned White-crown is very common at one season or another: summering in the mountains and the north, wintering in the southwestern lowlands, present all year along the coast. Winter birds usually live in flocks, rummaging on the ground near brushy thickets, perching in the tops of bushes when a birder approaches too closely.

Reproductive cycle and nesting success of the mountain white-crowned sparrow (Zonotrichia leucophrys oriantha) in the central Sierra Nevada.

Condor Powder River Eagle Studies, Gillette, WY.,Big Sky Mine wildlife monitoring studies. The white-crowned sparrow (Zonotrichia leucophrys) is a species of passerine bird native to North America.A medium-sized member of the American sparrow family, this species is marked by a grey face and black and white streaking on the upper head.

It breeds in brushy areas in the taiga and tundra of the northernmost parts of the continent and in the Rocky Mountains and Pacific : Aves.

→ Last Updated on August 2, White-crowned Sparrow Zonotrichia leucophrys [toc=”2″ title=”On this Page”] Geographic Variation Five subspecies, four illustrated in the Sibley Guide: Eastern Taiga (Eastern) Z. leucophrys ((Nomenclature: It has been argued that the type specimen of Z.

leucophrys (now lost) came from a population on Hudson Bay that is White-crowned Sparrow. There are five recognized subspecies that differ in annual cycle and migratory behavior. Nuttall’s white-crowned sparrow (Zonotrichia leucophrys nuttalli) is sedentary and spends the entire year within a few hundred meters of the ocean along the central California mountain, Z.

oriantha, and Puget Sound, Z. pugetensis, subspecies are intermediate-distance migrants. The white-crowned sparrow is divided into 3 well-defined subspecies groups: "dark-lored" (Rocky Mountain oriantha and eastern leucophrys), "pacific" (northern pugetensis and southern nuttalli. White-crowned Sparrows appear each winter over much of North America to grace our gardens and favorite trails (they live in parts of the West year-round).

The smart black-and-white head, pale beak, and crisp gray breast combine for a dashing look – and make it one of the surest sparrow identifications in North America. Watch for flocks of these sparrows scurrying through brushy borders and. Additional Physical Format: Online version: Morton, Martin L., Mountain white-crowned sparrow.

Camarillo, CA: Cooper Ornithological Society, ©   The lores are dark in the White-crowned Sparrow. In both species, the light head stripes may be either white or tan.

Birds of either species in their first-winter plumage (the plumage that replaces the juvenile plumage in the fall of the first year) show tan stripes. Adult White-crowned Sparrows always have white stripes on their : Herb Wilson.

The book described 2 of the five subspecies of the White-crowned Sparrow; "Gamble's" (Gambeli) and the "Mountain" (Orianthi). It's black and white and it's all about the details. The Mountain White-Crowned Sparrow: Migration and Reproduction at High Altitude (Studies in Avian Biology, No.

24) [Martin L. Morton.] on *FREE* shipping on qualifying offers. The Mountain White-Crowned Sparrow: Migration and Reproduction at High Altitude (Studies in Avian Biology, No. 24)Author: Martin L. Morton. White-crowned Sparrow twitter email print Easily identifiable by its much lighter coloring and white on black head stripes, the White-crowned Sparrow is found year round in the the Rocky Mountains and throughout North America during different parts of the year.

MOUNTAIN WHITE-CROWNED SPARROWS IN CALIFORNIA By BARBARA B. DEWOLFE and ROBERT H. DEWOLFE In the summer of we travelled through the high Sierra Nevada and the south- ern Cascades Range to observe White-crowned Sparrows of the mountain race, Zono- trichia leucophrys oriantha, on their nesting grounds and to check their presence in.

I'm playing the call of the white-crowned sparrow on a speaker behind me and attracted a male (I assume) who is desperately searching for a piece of food to present to the prospective mate.

The White-crowned Sparrow’s breeding, habitat and seasonal migration patterns occur in different regions of North America, as far north as Newfoundland and British Columbia, southward to Mexico, west toward the mountainous region, and the east coast (New Jersey to North Carolina); and while they are uncommon migrants to Pennsylvania, they are.

Excerpts From The Book Submit a Latilong Change Latilong Distribution Maps Species Maps Waterfowl Emperor Goose Mountain Quail California Quail Gambel’s Quail Chukar Gray Partridge Ring-necked Pheasant American Tree Sparrow Dark-eyed Junco White-crowned Sparrow Golden-crowned Sparrow Harris’s Sparrow White-throated Sparrow Sagebrush.

White-crowned Sparrow: Medium-sized sparrow with brown-streaked upperparts, small white throat patch, and plain gray underparts. The white crown has distinct black lines. Wings are brown with two pale bars.

Short flights, alternates rapid wing beats with brief periods of the wings pulled to sides. The northern, northwestern, and mountain subspecies of White-crowned Sparrows have slightly different head patterns and songs. Song dialects vary locally as well.

In the Arctic, where the sun does not set during the breeding season, these sparrows sing all night long; however, White-crowns farther south, in the Pacific Northwest, also sing. White-crowned Sparrow - Squamish River Estuary - Best viewed at p resolution.

White-crowned Sparrows nest either low in bushes or on the ground. The nest is typically situated under shrubs. The average clutch consists of 3 - 5 brown-marked grey or greenish-blue eggs.

Calls / Vocalization. The call of the White-crowned Sparrow has many variations. White-crowned Sparrow, Gambel's Sparrow, Nuttall's Sparrow, Puget Sound Sparrow, Intermediate Crown Sparrow, Western White-crowned Finch, White-crown Scientific Name(s): Zonotrichia leucophrys.

Sound Gallery - White-crowned Sparrow. White-crowned Sparrow at Golden Gate National Recreation Area. NPS Photo. White-crowned Sparrow. Sound recording of white-crowned sparrow, Grand Teton National Park, Wyoming.

Duration: 20 seconds. White-crowned Sparrows appear each winter over much of North America to grace our gardens and favorite trails (they live in parts of the West year-round).

The smart black-and-white head, pale beak, and crisp gray breast combine for a dashing look – and make it one of. Fascinating. Made me want to consult my “Birds of Illinois” book that says five sub-species of the White-crowned sparrow have been identified.

Leucophrys and gambelii are the two found in Illinois. But, of course, a book about Illinois birds would not list the others. The White-crowned Sparrow is a distinctive bird with bold black and white stripes on its head. It has a clear, gray breast and belly, long tail, and wings distinctly marked with two white wing-bars.

The beak is orange-yellow to reddish-brown depending on the subspecies. The major paper on identification of subspecies of White-crowned Sparrow, aimed at birders, is Dunn, Garrett & Alderfer ().

They dealt not only with the three subspecies that reach coastal California, but also the two additional 'black-lored' subspecies from back East and in the western mountains. Bird of the Month: White-crowned sparrow. White-crowns are a large sparrow with a long tail.

They are easy to identify with the crisp black-and-white crown stripes of the adults and their pink or Author: Carmel Ruiz-Hilton. Ornithologists divide the White-crowned Sparrow into 5 populations. Each has a slightly different range, plumage, and song. It is a bit complicated, but in the Pacific Northwest the birds breeding in the Rocky Mountains and mountains in the Great Basin are the "Mountain White-crowned Sparrow.".

The White-crowned Sparrow (Zonotrichia leucophrys), one of our largest and classiest-looking sparrow, can be separated into five subspecies: Eastern (Z.

leucophrys), Gambel’s (Z. gambelii), Mountain (Z. oriantha), Nuttal’s (Z. nuttalli), and Puget Sound (Z. pugetensis). If you are following along in your Sibley Guide, he only.

Mountain White-crowned Sparrow (Zonotrichia leucophrys oriantha) Nuttall’s White-crowned Sparrow (Zonotrichia leucophrys nuttalli) White-crowned Sparrows are common in western Oregon. Adults have black and white head stripes. Fledglings are brown and streaky, and soon thereafter, immature birds look similar to adults but have tan and.

White-crowned Sparrow After a long scorching Tucson summer, a welcome sign of the cooler weather to come is hearing the first White-crowned Sparrow sing in mid-September.

Chances are good that this first sparrow is of the Rocky Mountain sub-species (oriantha) which are more likely to be seen in early fall on their way to Mexico for the winter.

American Tree Sparrow and White-crowned Sparrow vs. Chipping Sparrow. American Tree Sparrow. Fairly common in brushy habitat in winter in CO, often solitary or in small groups. Primary field marks: Bicolored bill; gray head with orange crown and eyeline; orange wash on wings with two distinct wing bars; dark central spot on gray, unstreaked breast.

NEST PREDATION IN THE MOUNTAIN WHITE-CROWNED SPARROW’ MARTIN L. MORTON, KEITH W. SOCKMAN AND LINDA E. PETERSON Department of Biology, Occidental College, Los Angeles, CA Abstract.

Predation was the largest cause of failure in 1, Zonotrichia leucophrys oriantha nests, followed by desertion and inclement weather. - Explore julesmadarahort's board "Beautiful White Crowned Sparrow Bird Photography" on Pinterest.

See more ideas about Sparrow bird, Birds and Beautiful birds pins. One banded White-crowned Sparrow was tracked moving miles in a single night.

In one of the most famous studies of a migratory species, White-crowned and closely related Golden-crowned Sparrows were captured, banded, and flown in an airplane from San Jose, California, to Baton Rouge, Louisiana; 26 were recaptured at the California.

White-crowned Sparrow By Flathead Audubon July 8, November 3, Categories: Bird of the Month Tags: Bird of the Month, White-crowned Sparrow By Mary Nelesen I have been watching daily for the return of the White-crowned Sparrows that frequent our yard each spring.

In the first formal treatment of the White-crowned Sparrow inJ. Forster described it as an "elegant little species." So many others have found this species to be elegant that Luis Baptista (Baptista, L. ().The best studied songbird: White-crowned Sparrows in the wild and in the laboratory.

The bird shown above, photographed in my back yard on the Stanford campus, is a good example of the third subspecies found in my area, the Gambel's White-crowned Sparrow. These are birds labeled "West Taiga" by Sibley; they breed in Canada and Alaska west of Hudson Bay, and winter in. The Puget Sound White-crowned Sparrow nests in this area and is now moving into breeding habitats--coastal headlands, valley pastures, and western Cascade clear-cuts.

On a broad band across the west, the Gambel's White-crowned Sparrow is also migrating north now. Golden-crowned Sparrow: Large sparrow, brown-streaked upperparts and plain gray breast. Yellow crown is bordered by a wide black cap; cheek and collar are black. Bill is gray. Wings are brown with two white bars.

Short flights, alternates rapid .A white-throated sparrow perches in the snow. a sharp pink, like the white-crowned’s but higher. Flocking birds give husky chatter. —From the National Geographic book Complete Birds of.The White-crowned Sparrow can be found nesting on the ground in moss or grass, under shrubs or dwarf trees, or in small conifer, birch or willow trees, rarely above 30 feet up in a tree.

The nest is built by the female and is a bulky cup of twigs, grasses, weeds and lined .