7 May 2017 – Indigo Bunting and trapped Yellow Warbler

With special guest stars James O’Connell and David Mallen, today’s survey turned up a male Indigo Bunting and a trapped Yellow Warbler at the main north entrance. (No photo of the warbler; it was a male.)

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Let’s take a closer look at that Indigo Bunting:

 

The multiple obvious molt limits on this bird illustrate two generations of feathers on the same individual, some of which grew in last summer and some which have come in quite recently.  This confirms the age of the bird as second year (SY).