Bernard Castelein / Blackbuck (Antilope cervicapra) and Steppe Eagle (Aquila nipalensis) Rajasthan, India

Bernard Castelein / Blackbuck (Antilope cervicapra) male urinating on dung pile, Rajasthan, India

Bernard Castelein / Blackbuck (Antilope cervicapra) two males fighting, Rajasthan, India

ASHISH & SHANTHI CHANDOLA / Blackbuck (Antilope cervicapra) male with Drongo perched on its back, Blackbuck National Park, Velavadar, Gujarat, India, January 2010

ASHISH & SHANTHI CHANDOLA / Blackbuck (Antilope cervicapra) male with Drongo perched on its back, Blackbuck National Park, Velavadar, Gujarat, India, January 2010

Elio Della Ferrera / Blackbuck {Antilope cervicapra} two males, one with a broken horn, Thar desert, Rajasthan, India

Bernard Castelein / Male Blackbuck {Antilope cervicapra} male marking territory from facial gland, C Gajner Sanctuary, Rajasthan, India.

Rod Williams / Male Blackbuck (Antilope cervicapra) captive, from India

Hanne & Jens Eriksen / Blackbuck {Antilope cervicapra} female and young in Guindy National Park, Tamil Nadu, India

Hanne & Jens Eriksen / Blackbuck {Antilope cervicapra} male in Guindy National Park, Tamil Nadu, India

Pete Oxford / Blackbuck (Antelope cervicapra) male sniffing the air, Velavadar National Park. Gujarat. India

Pete Oxford / Blackbuck (Antelope cervicapra) male in grassland, note horns of others resting in the grass, Velavadar National Park. Gujarat. India

Elio Della Ferrera / Blackbuck {Antilope cervicapra} herd of females grazing, Thar desert, Rajasthan, India

Bernard Castelein / Blackbuck {Antilope cervicapra} two males fighting, Thar desert, Rajasthan, India

Bernard Castelein / Blackbuck {Antilope cervicapra} two males fighting, Thar desert, Rajasthan, India

Paul D Stewart / Illustration of man with Blackbuck (Antilope cervicapra). An Indian Rajput style miniature dating to 19th century showing 'Ahimsa'. Ahimsa is a tenet of the Indian Religions (Hinduism, Buddhism and Ja...