Grey Butcherbird

Subject: Grey Butcherbird
From: Sonja Ross <>
Date: Tue, 6 Jul 2010 16:51:36 +1000
I am processing a photo of a Grey Butcherbird taken yesterday, and because of the partial backlighting, bristles round the beak are standing out, much more apparent than they would normally be. Some are quite lon. Does anyone know what their purpose would be, or have any theories about it?



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