Cassin's sparrow

This passerine bird's range is primarily along the United States/Mexico border, with a breeding range that extends through the Great Plains states up to the southwestern corner of Nebraska, and a winter range that extends well into Mexico.

The Cassin's sparrow is classified as Least Concern. Does not qualify for a more at risk category. Widespread and abundant taxa are included in this category.

Cassin's sparrow nesting in Wyoming. Western Birds. vol 26, no 2. p. 104-106. * Flanders AA, Kuvlesky WP, Jr., Ruthven DC, III, Zaiglin RE, Bingham RL, Fulbright TE, Hernandez F & Brennan LA. (2006). Effects of invasive exotic grasses on South Texas rangeland breeding birds. Auk. vol 123, no 1. p. 171-182. * Gardner KT & Thompson DC. (1998). More

The Cassin's Sparrow has a large range in North America, reaching up to 2 million square kilometers. The global population of this bird is thought to be extremely large, estimated at around 20 million individual birds. Cassin's Sparrow is native to Mexico, the United States and Canada. Currently, Cassin's Sparrow has a rating of Least Concern. Due to the extremely large size of the population of Cassin's Sparrow, there is no concern that this bird will be in danger in the immediate future. More

Cassin's Sparrow has a beautiful song that it often sings during a short display flight between tree tops. The recording available for download has captured recordings both while the bird is stationary and while it is flying. The courtship flight is spectacular with the male stretching out his neck and thrusting his chest forward while flying and singing. download recording and view FFT plot mirror-pole. More

Cassin's Sparrow: Three to five white eggs are laid in a deep, almost tunnel-like cup built on the ground or at the base of a bush or cactus. Incubation ranges from 12 to 14 days and is carried out by both parents. Foraging and Feeding Cassin's Sparrow: Diet consists of beetles, grasshoppers, crickets, and seeds; forages on the ground. More

Cassin's Sparrow, breeding in the same habitat, is almost identical, but grayer. Botteri's has a buffy breast, plain brown tail. Best told by voice. Voice: Song, a constant tinkling and "pitting," sometimes running into a dry trill on same pitch. Very unlike song of Cassin's. Range: Se. Arizona (local), s. tip of Texas to Costa Rica. Winters south of U.S. Habitat: In Arizona, desert grass. More

Cassin's Sparrow is a dullish, non-descript, grayish sparrow with some inconspicious streaking on the sides. In flight, you may see the white tips on the outer tail feathers. Similar to Botteri's Sparrow, it can be best distinguished from that species by its distinctive flight song, described below. Distribution and Population Trends Cassin's Sparrows are short distance migrants, breeding in the southwestern U.S. and northern Mexico. More

Bent Life History for the Cassin's Sparrow - the common name and sub-species reflect the nomenclature in use at the time the description was written. CASSIN'S SPARROW AIMOPHILA CASSINII (Woodhouse) Contributed by FRANCES C. WILLIAMS and ANNE L. LESASSIER HABITS Cassin's sparrows are small, nondescript, ground-dwelling birds. Unless they are singing they are rarely seen, as their plumage blends perfectly with the dry grasses among which they spend their lives. More

Cassin's Sparrow in New York 7-10 October 2000: "New York?" * Cassin's Sparrow, eNature.com: Excellent photograph, audio, and discussion. Sparrow Index cover Copyright 2004 Finchworld Inc. More

Cassin's Sparrow, but do note the photograph of a juvenile Rufous-crowned Sparrow below: The quality is only fair, but barring on the central rectrices is just visible. However, there are several other field marks that are used. More

Breeding Population: Ten territorial male Cassin's sparrows were recorded in Sec 16, T. 12 N., R. 45 W., Deuel County on 12 June 1976 (Faanes et al. 1979). Two singing males were again recorded at that site on 5 June 1979. Two singing males were found in Sec. 34, T. 17 N., R. 43 W., Garden County on 4 June 1980. Nebraska Bird Review (42: 56-57, 1974) contains a description of a Cassin's sparrow nest found in Perkins County, Nebraska, 5 June 1974. More

Cassin's Sparrow, Aimophila cassinii in New York - Circumstances - On Saturday 7th October 2000, Tom Burke and Gail Benson briefly observed a puzzling adult Aimophila sparrow at Field 6, Jones Beach State Park, Nassau County, New York. More

Distribution: Cassin's Sparrows breed in areas from northeastern Colorado and southeastern Wyoming east to west-central Kansas, south through Texas to northern Tamaulipas, and northwest to southeastern Arizona. Within Colorado, they nest throughout the eastern plains with highest concentrations in the southeast. They winter in southern Arizona, New Mexico, and southern Texas, south to central Mexico. Habitat Requirements: These sparrows inhabit shortgrass prairie with scattered shrubs (including sand sagebrush, yucca, and rabbitbrush), which they use for song perches and nest cover. More

This Cassin's Sparrow is just one example of over 900 WhatBird.com illustrations available for licensing. All illustrations are hand drawn and provided in Photoshop 300 dpi, layered, 2400 x 3000 pixels, 24 bit color format. See below for available formats for this product. For custom or non standard uses of our of our illustrations go to this link and fill out the form at this link: http://www.whatbird.com/illustrationlicensing/ A representative will contact you within 48 hours. More