Puerto Rico Acknowledgments & Bibliography
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Acknowledgments
We would like to thank all those individuals who, through the generous donation of their time and expertise, either through direct participation or logistical support, got this fledgling program off the ground.  We are especially indebted to the island coordinators for finding qualified observers to conduct the surveys.  Our apologies for inadvertently omitting anyone's name.

W. Arendt W. Boneta J. Colon R. Cruz J. Cruz Burgos R. Diaz M. Ford A. Hedin E. Hernandez Prieto A. Martinez L. Miranda

E. Nadal F. Nunez M. Pagan D. Ramos C. Ruiz F. Rivera-Milan J. Saliva J. Sauer F. Schaffner E. Terranova R. Waide

Literature Cited

Ewel, J.J. and J.L. Whitmore.  1973.  The ecological life zones of Puerto Rico and the U.S.
    Virgin Islands.  USDA Forest Service Research Paper ITF-18, Institute of Tropical Forestry,
    Rio Piedras, Puerto Rico.

Kepler, C.B. and A.K. Kepler.  1970.  Preliminary comparison of bird species diversity and
    density in Luquillo and Guanica forests, Pp. 366-371 in H.T. Odum and R.F. Pigeon, eds.
    A tropical rain forest.  NTIS, Springfield, VA.

Raffaele, H.A.  1989.  A guide to the birds of Puerto Rico and the Virgin Islands.  Princeton
    University Press, Princeton, New Jersey.

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