December 2011 archive

Searching for Grey Vireos in Ironwood National Monument


By Jennie MacFarland, AZ IBA Coordinating Biologist On the cold morning of December 9th, 2011, two members of the AZ IBA team headed out to search for Grey Vireos. This endeavor was part of a larger effort organized by Arizona Field Ornithologists to determine where this species winters in Arizona. It has been documented that …

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