Wayne R. Petersen
JOHN KRICHER
Oh no! Another mystery butt shot, you say? I say, oh yes. Although it is not an everyday birding occurrence, there are times when the view a birder obtains of an unidentified species is not the definitive profile or ideal flight shot that would be most desirable. In such situations of less expected views, proper identification will require knowledge of less frequently needed field marks. This issue’s puzzler falls in this category.
To view the rest of the article you'll need to
subscribe. Bird Observer publishes original articles on birding locations, on avian populations and natural history, on regional rarities, field notes, field records, photographs, and art work.