Ripan Biswas / Two India queenless ants (Diacamma indicum) fighting, West Bengal, India.

Ripan Biswas / Two India queenless ants (Diacamma indicum) communicating using their antennae, West Bengal, India.

Ripan Biswas / Three India queenless ants (Diacamma indicum) communicating using their antennae, West Bengal, India

Ripan Biswas / A group of weaver ants (Oecophylla smaragdina) attacking a solitary Indian queenless ant (Diacamma sp) Buxa tiger reserve, India. Winning Portfolio of the Wildlife Photographer of the Year Awards (WPO...