| http://www.w3.org/ns/prov#value | - onAgain, this is only an impression I have looking at the photographs and this is particularly difficult to judge, but it appears the legs of Western are brighter yellow than those of Eastern which shows a bit of a greenish shade to the legs.Furthermore, the bill of Western appears to be quite prominently bi-coloured, with a pale basal two-thirds and a black distal third.
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