The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

  • Atwood, J. L. (1979). Robbery of nesting materials by the Calliope Hummingbird. Western Birds. 10, 43-44.
  • Banks, R. C., R. W. McDiarmid, A. L. Gardner, and W. C. Starnes. 2003. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada
  • Banks, R. C., R. W. McDiarmid, and A. L. Gardner. 1987. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada. Resource Publication, no. 166. 79
  • BirdLife International 2009. Polioptila caerulea
  • Ellison, Walter G. 1992. The Birds of North America. No. 23. The American Ornithologists' Union.
  • Gill, Frank, and Minturn Wright. 2006. Birds of the World: Recommended English Names. ix + 259
  • Klimkiewicz et al. (1983) Longevity records of North American birds: Remizidae through Parulinae. J Field Ornithol, 54:287-294.

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