BBS Route · Texas · BCR 21

Osage Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 95 species recorded across 47 survey years, still active.

95Species Recorded
47Years Surveyed
19682024Span
8Observers

Bird Species Found on Texas Osage

Top 40 of 95 species by most recent count. Each links to its species trend.

Species recorded on the Osage route.
History
Rock PigeonColumbidae157200969×1988
Northern CardinalCardinalidae772024+10%1970
Mourning DoveColumbidae382024-35%1970
American CrowCorvidae352024+506%1970
Painted BuntingCardinalidae292024-16%1970
Tufted TitmouseParidae272006+314%1972
White-winged DoveColumbidae262021+767%2014
Carolina WrenTroglodytidae19202412×1970
Turkey VultureCathartidae182024-65%1970
Northern MockingbirdMimidae162024-52%1970
Barn SwallowHirundinidae152024+142%1980
Bewick's WrenTroglodytidae142024+92%1970
Black VultureCathartidae122024+444%1972
Northern Rough-winged SwallowHirundinidae112003+933%1988
White-eyed VireoVireonidae112024+550%1975
DickcisselCardinalidae102024+18%1970
Summer TanagerCardinalidae92024+250%1970
Carolina ChickadeeParidae92024-25%1970
Scissor-tailed FlycatcherTyrannidae82024-70%1970
Yellow-billed CuckooCuculidae72024-38%1970
Black-crested TitmouseParidae72024-16%1972
Lark SparrowPasserellidae62024-92%1970
Red-eyed VireoVireonidae52021+0%1970
Red-bellied WoodpeckerPicidae52024+240%1972
Eurasian Collared-DoveColumbidae52024+17%2007
Lesser GoldfinchFringillidae52021+50%2014
Common NighthawkCaprimulgidae42024-47%1971
Brown-headed CowbirdIcteridae42024-73%1970
Field SparrowPasserellidae42009+6%1971
Red-headed WoodpeckerPicidae31970+200%1968
Chimney SwiftApodidae32009+33%1970
Red-winged BlackbirdIcteridae32024-9%1972
Greater RoadrunnerCuculidae32023-29%1972
European StarlingSturnidae32024+120%1978
Northern BobwhiteOdontophoridae22024-95%1970
Ladder-backed WoodpeckerPicidae22024+33%1971
Black-chinned HummingbirdTrochilidae22021-36%1972
Great Crested FlycatcherTyrannidae22024+0%1970
Grasshopper SparrowPasserellidae22024-33%1971
House SparrowPasseridae22024-89%1970

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