อ้างอิง ของ เหยี่ยวเคสเตรลพันธุ์อเมริกา

  1. ↑ BirdLife International (2009.0). "Falco sparvarius". IUCN Red List of Threatened Species. Version 2010.4. International Union for Conservation of Nature. Retrieved 2010-08-08.
  2. ↑ Wauer (2005), pp. 6–7
  3. ↑ McCollough. "American Kestrel Falco sparverius". University of Michigan Museum of Geology. สืบค้นเมื่อ September 13, 2010.
  4. 1 2 "American Kestrel, Falco sparverius". Cornell Lab of Ornithology. สืบค้นเมื่อ September 13, 2010.
  5. ↑ Tveten & Tveten (2004), p. 210
  6. ↑ Clark & Wheeler (2001), p. 252
  7. ↑ Negro, Juan José; Bortolotti, Gary R.; Sarasola, José Hernán (2007). "Deceptive plumage signals in birds: manipulation of predators or prey?". Biological Journal of the Linnean Society. Linnean Society of London. 90 (3): 467–477. doi:10.1111/j.1095-8312.2007.00735.x.

แหล่งที่มา

WikiPedia: เหยี่ยวเคสเตรลพันธุ์อเมริกา http://museum.gov.ns.ca/mnh/nature/nsbirds/bns0098... http://ibc.lynxeds.com/species/american-kestrel-fa... http://sdakotabirds.com/species/american_kestrel_i... http://onlinelibrary.wiley.com/doi/10.1111/j.1095-... http://animaldiversity.ummz.umich.edu/site/account... http://www.mbr-pwrc.usgs.gov/id/framlst/i3600id.ht... http://vireo.acnatsci.org/search.html?Form=Search&... http://www.allaboutbirds.org/guide/American_Kestre... //doi.org/10.1111%2Fj.1095-8312.2007.00735.x http://www.iucnredlist.org/apps/redlist/details/10...