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Literature Cited

  • Bloom, P. H. 1987. Capturing and handling raptors. Pages 99123 in Raptor management techniques manual. National Wildlife Federation , Washington , D.C.
  • Del Hoyo, J. , A. Elliott , and J. Sargatal , editors. 1999. Handbook of the birds of the world. 5. Barn-owls to hummingbirds. Lynx Edicions , Barcelona .
  • Purcell, K. L. , and J. Verner . 1998. Density and reproductive success of California Towhees. Conservation Biology 12 : 442450.
  • Verner, J. 1992. Data needs for avian conservation biology: have we avoided critical research Condor 94 : 301303.