Partial close wing posture mud-puddling of Papilio nephelus Boisduval, 1836 – Yellow Helen. Specimen belongs to sub-species Papilio nephelus chaon Westwood, 1845 – Khasi Yellow Helen. They are commonly found  in dense forest at low elevation.
<a href="//commons.wikimedia.org/wiki/User:Gayatri_dutta" title="User:Gayatri dutta">Gayatri_dutta</a>
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