■YsYYY. 
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Hi 
FL AT - SID E D EG G , painted with normal gull-egg color scheme, is first ignored 
as gull rolls egg-shaped artificial egg into nest with beak (top). But then 
she maneuvers the square egg down from the edge of the nest (center) and, 
with a wide yawn (bottom), settles down comfortably to hatch both of them. 
