Dr. Charles van Riper III
USGS Research Scientist and Professor 
USGS Southwest Biological Science Center Sonoran Desert

125 Biological Sciences East ~ University of Arizona ~Tucson, AZ 85721-125
(520) 626-7027 ~ (520) 670-5100 fax

Read More About Dr. van Riper  ~ Visit his Research Lab & Students

   Yellow - billed Cuckoo

Historical and Current Range of the Western Yellow-billed Cuckoo
(historic range shown in light pink; current Range in red; data from Halterman 1991).
 

Hosting Beyond The Sidewalks

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