I thought some of you may be interested in this new information about
Colorado Black Swifts. In 2009, Kim Potter (U.S. Forest Service), Carolyn
Gunn (Independent Researcher and Colorado Parks and Wildlife), and I
attached light-level geolocators to four Black Swifts in Colorado. One year
later, we were lucky enough to recapture three of them and successfully
download data which Rob Sparks (Rocky Mountain Bird Observatory) used to
create maps showing where the swifts had gone for the winter and the
migration path back to Colorado in the spring. Just three weeks ago, the
Brazilian Committee on Ornithological Registers added Black Swift to the
official Brazilian bird list based on information from this research. The
Black Swift along with Madeiran Petrel and Desertas Petrel have been added
to the "secondary list" for Brazil as there is no documentary evidence
(i.e., skin, photo, video, sound recording) to confirm presence. These two
petrel species were also followed to Brazil using tracking devices. So, the
subtitle of the article in the Colorado Field Ornithologist journal last
year "How to discover a new bird species for Brazil without leaving
Colorado" has been vindicated!

-- 
Jason Beason
Special Monitoring Projects Coordinator
Rocky Mountain Bird Observatory

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