Tweeters community,

This article also resulted in me thinking about male C Nighthawks, male C Poorwill calling (very white neck patch exposed when calling-it is hard for me to believe the white is brighter/ whiter on woodcocks then male C Poorwill and I speculate are likely very similar) and male Harlequin ducks:

https://www.sciencedaily.com/releases/2023/03/230301101530.htm

Dan Reiff
MI

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