A Conversation for Duck Display
Shovelers
minorvogonpoet Started conversation Jan 10, 2021
I don't know much about shovelers, but I guess the bright blue flash might function as a signal to other shovelers.
Shovelers
SashaQ - happysad Posted Jan 11, 2021
Yes, I think that's true - I saw a TV programme recently that showed how iridescent those feathers in ducks' wings are 
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Shovelers
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