Laurent Geslin / Two Southern plains grey / Hanuman langur {Semnopithecus dussumieri} females suckling young, Sariska NP, India

Bernard Castelein / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} drinking, Sariska NP, Rajasthan, India

Anup Shah / Young Southern plains grey / Hanuman langurs {Semnopithecus dussumieri} playing, jumping up for leaves, Ranthambore National Park, Rajasthan, India NOT FOR STOCK SALE, PLEASE CHECK WITH TIM A BEFORE...

Matthew Maran / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} jumping towards tree trunk, Bandhavgarh National Park, Madya Pradesh, India

Bernard Castelein / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} family group on rock, Rajasthan, India

Tony Heald / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} baby reaching up to mother's face, Bandhavgarh NP, Madhya Pradesh, India, March

Bernard Castelein / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} with baby, Madhav NP, Madhya Pradesh, India

Matthew Maran / Tufted grey langur {Semnopithecus priam thersites} group amongst the Pollunaruwa ruins, Sri Lanka

Jean-Pierre Zwaenepoel / Contemplating Southern plains grey / Hanuman langur {Semnopithecus dussumieri} sitting in tree, Kumbhalgarh Wildlife Sanctuary, Rajasthan, India. WPY compeition 2005 winner.

Jean-Pierre Zwaenepoel / Hindu man feeding troop of Southern plains grey / Hanuman langur {Semnopithecus dussumieri} nr Jodhpur, Rajasthan, India.

Jean-Pierre Zwaenepoel / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} adult females embracing, Thar desert, Rajasthan, India

Jean-Pierre Zwaenepoel / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} juvenile standing, looking out, Thar desert, Rajasthan, India