1. Baillie J, Hilton-Taylor C, Stuart SN (2004) IUCN Red List of threatened species: a global species assessment, International Union for Conservation of Nature and Natural Resources Red List, Programme, World Conservation Union Species Survival, Commission, IUCN—The World Conservation Union
2. Beissinger SR, Reed JM, Wunderle JM Jr et al (2000) Report of the AOU conservation committee on the Partners in Flight species prioritization plan. Auk 117(2):549–561. doi: 10.1642/0004-8038(2000)117[0549:ROTACC]2.0.CO;2
3. Brooks T, Hannah L, Da Fonseca GAB et al (2001) Prioritizing hotspots, representing transitions 2. Trends Ecol Evol 16(12):673. doi: 10.1016/S0169-5347(01)02349-7
4. Brooks TM, Mittermeier RA, da Fonseca GAB et al (2006) Global biodiversity conservation priorities. Science 313(5783):58–61. doi: 10.1126/science.1127609
5. Carter MF, Hunter WC, Pashley DN et al (2000) Setting conservation priorities for landbirds in the United States: the partners in flight approach. Auk 117(2):541–548. doi: 10.1642/0004-8038(2000)117[0541:SCPFLI]2.0.CO;2