American Bird Conservancy Posted March 14, 2012 Share Posted March 14, 2012 For 165 years, the Northern Black Swift has pulled a fall migration disappearing act that the famed illusionist Harry Houdini would envy. Where the high flying bird vanishes to after breeding and spending summers in many parts of western North America has puzzled ornithologists since the species was discovered in 1857. Now, thanks to a new study, we learn that at least some of them travel about 4,300 miles to a remote part of western Brazil in lowland rainforest. View the full article Link to comment Share on other sites More sharing options...
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