Date: 3/7/17 9:11 am
From: Dennis Vroman <dpvroman...>
Subject: [obol] Re: Dipper question
Perhaps they use Morse Code.
----- Original Message -----
From: Bob Archer
Sent: Tuesday, March 07, 2017 8:23 AM
Subject: [obol] Re: Dipper question

Sibley states that no one knows for sure but a guess is as an aid in communication on noisy streams..

Bob Archer

On Tue, Mar 7, 2017 at 8:11 AM, Linda Fink <linda...> wrote:

Why do Dippers, alone among birds, have white eyelids? White *feathered* (tiny feathers) eyelids at that. I can think of possible purposes but cannot find, in a web search, any definitive answer.

Linda Fink, pondering in Grand Ronde

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