gregoryd45 wrote:
These shots are at the limit of my lens reach, and cropped heavily, so not as sharp as I would like, but I have never seen this before and wanted to share it. I have seen countless thousands of pelicans in flight, but never with the bill open like this one. At first I thought something might be wrong and he could not close his bill, but earlier shots in the sequence show his bill closed. Perhaps he is just screaming WHEEEE, looks like he's smiling
Could it be he's taking in insects? Several birds do so by opening their beaks and flying through the insects to get them into their mouths. Swifts, Swallos and humming birds all eat insects in this manner.