Petrochelidon
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- First Record of Red-Rumped Swallow Hirundo Daurica in Wallacea
- The First Mangrove Swallow Recorded in the United States
- Cliff Swallow Petrochelidon Pyrrhonota
- Breeding Phenology and Performance for Four Swallows Over 57 Years: Relationships with Temperature and Precipitation 1, 2 1 TARA L
- Rough-Winged Swallow Nesting in Coastal North Carolina STEVEN P
- Convergent Evolution in Social Swallows (Aves: Hirundinidae)
- Geographic Variation and Speciation in Rough-Winged Swallows (Aves: Hirundinidae: Stelgidopteryx)
- Mineralogical and Textural Characteristics of Nest Building
- Convergent Evolution in Social Swallows (Aves: Hirundinidae)
- (Petrochelidon Pyrrhonota) and Barn Swallows (Hirundo Rustica) at Highway Bridges in Southern Arkansas C
- Cliff Swallow: New to Britain and Ireland
- Changes in the Breeding Habits and Season of the Cave Swallow (Petrochelidon Fulva) in Puerto Rico
- AND CLIFF SWALLOWS (Petrochelidon Pyrrhonota) IN
- South Carolina Department of Transportation and the United
- Increase in Abundance of Wintering Swallows in California’S Central Valley
- Red-Rumped Swallow Cecropis Daurica in the Northern Territory
- Systematic Notes on Asian Birds. 13. a Preliminary Review of the Hirundinidae
- A Hybrid Cliff × Barn Swallow from Western Nebraska