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  The DBC Board is pleased to present Mini-Tutorials on the DBC YouTube Channel. Mini-tutorial covering DuPage’s two cuckoos to consider, the Yellow-billed and Black-billed Cuckoo. Their differences go beyond the color of the bill, and remember that individuals can vary from the typical. And then there’s a chance you’re looking at a juvenile bird, which can differ considerably from an adult… The general build of the bird, the flight feathers, and the skin around their eye (aka, the orbital ring) are good indicators. Most important: the pattern on the underside of the tail. Next time you see a cuckoo […]

  The DBC Board is pleased to present Mini-Tutorials on the DBC YouTube Channel. Mini-tutorial covering warblers from an angle we all too often find ourselves viewing them: below. DBC expert birder and gifted artist, Denis Kania, shares his original drawings of warblers in our area that you have a good chance of seeing from below. Images from throat to undertail of both males and females are featured. This Part 2 video deals with the subset of warblers that lack streaking on their underparts. Denis breaks them into two smaller groups-1) unstreaked birds with a lot of yellow on their […]