Photo Slideshow: BioBlitz 2011
During the 2011 BioBlitz at Saguaro National Park Oct. 21-22, school children and volunteers teamed up with experts to embark on a 24-hour race to discover and tally as many of the park's living creatures as possible in an effort to better understand the ecology and biodiversity of the Sonoran Desert.
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February 22, 2013
