December 2018

Vol. 46, No. 6

At a Glance: October 2018 Revealed

Wayne R. Petersen

David M. Larson

In the last issue, readers were treated to a view of half a mystery bird as an identification challenge. This time the view provided is more of a longitudinal section, offering a more tubular perspective. But unlike the last two issues where the featured mystery species were clearly waterbirds, this time the puzzler is a passerine….and you're welcome for the hint!

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