BBS Route · Colorado · BCR 18

Villegreen Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 104 species recorded across 26 survey years, still active.

104Species Recorded
26Years Surveyed
19882024Span
4Observers

Bird Species Found on Colorado Villegreen

Top 40 of 104 species by most recent count. Each links to its species trend.

Species recorded on the Villegreen route.
History
Western MeadowlarkIcteridae842024-15%1993
Horned LarkAlaudidae462024-43%1993
Northern MockingbirdMimidae442024+346%1993
Cassin's SparrowPasserellidae372024-28%1993
Lark SparrowPasserellidae242024-12%1993
Rock PigeonColumbidae172017-67%1993
Cliff SwallowHirundinidae132015+6%1993
Black-billed MagpieCorvidae132006+63%2000
Common GrackleIcteridae102024+7%1993
Long-billed CurlewScolopacidae82024+56%1999
Mountain BluebirdTurdidae72017+29%1993
Chihuahuan RavenCorvidae62019-84%1994
Western KingbirdTyrannidae52024-57%1993
House SparrowPasseridae52024+0%1994
Brewer's BlackbirdIcteridae52000n/an/a
Mourning DoveColumbidae42024-78%1993
Cassin's KingbirdTyrannidae42024+75%1994
Turkey VultureCathartidae42024-38%1996
Loggerhead ShrikeLaniidae42024+40%2000
Black-throated SparrowPasserellidae41998n/an/a
Purple MartinHirundinidae41998n/an/a
Western BluebirdTurdidae41998n/an/a
Say's PhoebeTyrannidae32024+11%1993
Pinyon JayCorvidae32017+100%1993
Red-winged BlackbirdIcteridae32021-65%1993
Bullock's OrioleIcteridae32024+20%1993
Common NighthawkCaprimulgidae32024-77%1996
Black-headed GrosbeakCardinalidae32024-13%1994
Curve-billed ThrasherMimidae32024+100%1999
Red-tailed HawkAccipitridae32024+100%2000
American GoldfinchFringillidae32001-44%1998
Green-tailed TowheePasserellidae31996n/an/a
Townsend's SolitaireTurdidae31998n/an/a
Western TanagerCardinalidae32006-25%2001
DickcisselCardinalidae32017-70%2015
White-throated SwiftApodidae22023+20%1998
American CrowCorvidae22021-33%1993
Lesser GoldfinchFringillidae22023-43%2001
Grasshopper SparrowPasserellidae22023-50%1993
Chipping SparrowPasserellidae22023-78%1996

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.