VI. BIRD CALENDAR FOR THE REGION OF THE MANDAN VILLAGES, IN THE WINTER OF 1833-34[274]
October
Beginning. Residents: Cathartes septentrionalis;[275] Aquila leucocephala; Falco sparverius; strix virginiana, asio; Corvus corax, americanus audub.; Pica hudsonica; Lanius septentrionalis; Alcedo alcyon; Quiscalus versicolor; Parus atricapillus; Sturnella ludoviciana; Picus villosus, pubescens; Tetrao phasianellus; Tringa; Totanus; Anas boschas fera, crecca, discors; Fulica americana.[276]
Middle. Residents: Same as above. Some of the following begin to migrate: Cathartes; Falcones; Corvus amer.; Alcedo; Quiscalus; Sturnella; Fringilla erythrophthalma; Fulica; Tringa; Totanus (even earlier); Pelecanus trachyrynchos lath.;[277] grus, and recurvirostra.
Migrants: Quiscalus vers.; Sturnella; Anser hyperboreus, canadensis; all species of Mergus and Anas, among them Anas sponsa;[278] likewise Pelecanus.
Birds of passage: Turdus migrat.; Grus, both species; Pelecanus.
End. Residents: Tetrao phasian.; Corvus corax; Pica huds.; Picus pubesc., villosus; Parus atricap.; Aquila leucoc.; Alcedo alcyon (now migrating).
Migrants: Quiscalus, solitary; Anser canad.; Ansas boschas, crecca, discors; Cygnus; Mergus; Fringilla linaria, including unfamiliar species.