The Vesper Sparrow tends to be shaped more like a Song Sparrow in general though; it's a plumper bird just as the Song Sparrow tends to be. David Kazdan Jay Phagan. Canyon towhee. Bachman's sparrow. Black-throated sparrow. Bell's sparrow .
Chipping sparrow. American tree sparrow.
Vesper Sparrows are less shy and frequently sing from elevated perches or forage out in the open. Vesper sparrow (song) song. Abert's towhee. Also, Vesper Sparrows have practically no primary extension (the extenion of the primaries past the tertials) while Song Sparrows have short primary projection but it is noticeable in the Song Sparrow.
Black-chinned sparrow. Scan tops of shrubs and fence posts for a perched sparrow in full song. Other american sparrows, towhees and juncos. Brewer's sparrow. Cassin's sparrow. Eastern towhee. They sing from elevated perches such as fences, wires, posts, and shrubs. Dark-eyed junco. California towhee. Vesper Sparrows are early morning songsters, but they also tend to sing after sunset. Although its most characteristic feature is a small chestnut patch on the shoulder, it's often hidden from view. Vesper Sparrows have a shorter tail and smaller bill than Song Sparrow. They lack the strong head pattern of Song Sparrows, with a white eyering instead of Song's thick eyebrow … Clay-colored sparrow. Songs. This streaky brown sparrow has a thin white eyering and flashes white tail feathers in flight; two features unique to the Vesper Sparrow. Their song starts with 1–4 downslurred whistles followed by a rising and falling trill that ends with a buzzy jumble. The Vesper Sparrow inhabits grasslands and fields across much of the northern United States and Canada. Call notes include a … Baird's sparrow. Because of their propensity to sing at twilight, a trip to an open grassy area at dusk during the breeding season is a good time to go looking for them. Calls.