Baird's sparrow - These birds have a large bill, a large flat head, and a short forked tail. They have brown upper parts and white underparts, with streaking on the back, breast, and flanks. The face, nape, and crown stripe are yellowish.
Saltmarsh sharp-tailed sparrow - Adults have brownish upperparts with grey on the crown and nape, a cream-coloured breast with dark streaks and a white throat and belly; they have an orange face with grey cheeks and a short pointed tail.
Henslow's sparrow - Adults have streaked brown upperparts with a light brown breast with streaks, a white belly and a white throat. They have a pale stripe on the crown with a dark stripe on each side, an olive face and neck, rust-coloured wings and a short dark forked tail.
Grassland Sparrow - The Grassland Sparrow is a species of bird in the Emberizidae family. It is found in Argentina, Bolivia, Brazil, Colombia, French Guiana, Guyana, Paraguay, Peru, Suriname, Uruguay, and Venezuela. Its natural habitats are dry savanna, subtropical or tropical seasonally wet or flooded lowland grassland, and pastureland.
Le conte's sparrow - Adults have streaked dark and light brown upperparts with a light brown breast and white belly with fine streaks on the side. They have a large flat head with a light crown stripe on a dark crown, an orange face with a grey cheek patch. The large bill is dark and they have a short tail.
Seaside Finch - Adults have brownish upperparts with grey on the crown and nape, and a grayish buff colored breast with dark streaks; they have a dark face with grey cheeks, a white throat, and a short pointed tail. Birds show a small yellow streak just above the eye.
Nelson - Their breeding habitat is marshes on the Atlantic coast of Canada and Maine, central Canada, , and the north central United States. The nest is an open cup attached to vegetation and close to the ground. Males compete for females but do not defend territories; they sometimes help feed the young. Mating is largely promiscuous by both sexes; multiple paternity in a nest is common.
Grasshopper sparrow - The Grasshopper Sparrow, Ammodramus savannarum, is a small sparrow. The Ammodramus genus of 11 species inhabit grasslands and marshes.