<p>Insect on a flower
</p>
The flower is  Calotropis gigantea or crown flower.  Common in South India and called erukku or erukkam in Tamil.  Names in various other languages can be found in <a rel="nofollow" class="external text" href="http://www.medicinalplants.in/index.php?plantid=409&amp;calledFrom=VIEW_ALL_SPECIES&amp;sortBy=R&amp;gPAGE_NO=15&amp;gLOWER_LIMIT=280">this URL</a>.
No machine-readable author provided. <a href="//commons.wikimedia.org/wiki/User:M.arunprasad" title="User:M.arunprasad">M.arunprasad</a> assumed (based on copyright claims).
CC BY 2.5
No machine-readable source provided. Own work assumed (based on copyright claims).