Aishwarya Sridhar / Asiatic lion (Panthera leo persica) crossing railway track at sunrise, Gir National Park, Gujarat, India. Endangered.

Aishwarya Sridhar / Asiatic lion (Panthera leo persica) crossing railway track at sunrise, Gir National Park, Gujarat, India. Endangered.

Aishwarya Sridhar / Asiatic lion (Panthera leo persica) female, portrait, Gir National Park, Gujarat, India.

Aishwarya Sridhar / Baya weaver (Ploceus philippinus) male, perched at entrance to hanging nest, Uran, Maharashtra, India.

Aishwarya Sridhar / Praying mantis (Mantodea) resting on flower waiting for prey, Panvel, Maharashtra, India.

Aishwarya Sridhar / Baya weaver (Ploceus philippinus) male, weaving nest during the breeding season, Uran, Maharashtra, India.

Aishwarya Sridhar / Indian silverbill (Euodice malabarica) bathing in shallow water with reflection, Uran, Maharashtra, India.

Aishwarya Sridhar / Asiatic lion (Panthera Leo persica) female, portrait, Gir National Park, Gujarat, India.

Aishwarya Sridhar / Bonnet macaques (Macaca radiata) pair with two infants, sitting together in tree canopy, Karnala Bird Sanctuary, Maharashtra, India.

Aishwarya Sridhar / Lion-tailed macaque (Macaca silenus) female, sitting on the ground suckling her infant, Valparai, Tamil Nadu, India.

Aishwarya Sridhar / Oleander hawk moth (Daphnis nerii) caterpillar, portrait, Panvel, Maharashtra, India.

Aishwarya Sridhar / Indian wild dog / Dhole (Cuon alpinus) pack walking in a line along dusty track, Tadoba National Park, Maharashtra, India.

Aishwarya Sridhar / Lion-tailed macaque (Macaca silenus) sitting inside a village house, Valparai, Tamil Nadu, India.

Aishwarya Sridhar / Indian pitta (Pitta brachyura) female, clearing out chick faeces / faecal sac from nest during monsoon, Western Ghats, Maharashtra, India.

Aishwarya Sridhar / Stork billed kingfisher (Pelargopsis capensis) perched on branch, Tadoba National Park, Maharashtra, India.

Aishwarya Sridhar / Bengal tiger (Panthera tigris tigris) female, wearing radio collar, sniffing the morning air, Tadoba National Park, Maharashtra, India.

Aishwarya Sridhar / Indian spotted deer (Axis axis) fawn standing alert, with adult in background, Tadoba Andhari Tiger Reserve, Maharashtra, India.

Aishwarya Sridhar / Hanuman langur (Semnopithecus entellus) infant peeping out from below its mother's arm, Satpura National Park, Madhya Pradesh, India.

Aishwarya Sridhar / Greater flamingo (Phoenicopterus roseus) flock flying across residential buildings at sunset, Navi Mumbai, Maharashtra, India. The birds frequent the city's wetlands and now Navi Mumbai is known...

Aishwarya Sridhar / Nilgiri tahr (Nilgiritragus hylocrius) standing next to road signage meant to warn vehicles about the possible road crossings of tahrs in the area, Valparai, Tamil Nadu, India.

Aishwarya Sridhar / Pond skater (Gerridae) resting on pond surface, Karnala Bird Sanctuary, Maharashtra, India.

Aishwarya Sridhar / Indian blackbuck (Antilope cervicapra) herd walking through grassland, Velavadar, Gujarat, India.

Aishwarya Sridhar / Baya weavers (Ploceus philippinus) pair, nest building, Uran, Maharashtra, India.

Aishwarya Sridhar / Three Indian spotbill ducks (Anas poecilorhyncha) standing in shallow water in wetlands, Uran, Maharashtra, India.

Aishwarya Sridhar / Indian peafowl (Pavo cristatus) male, standing on tree stump, Satpura National Park, Madhya Pradesh, India.

Aishwarya Sridhar / Baya weaver (Ploceus philippinus) male, perched at entrance to hanging nest calling in defensive posture, guarding nest from intruders, Uran, Maharashtra, India.

Aishwarya Sridhar / Lion-tailed macaque (Macaca silenus) infant, sitting in its mother's lap, Valparai, Tamil Nadu, India.

Aishwarya Sridhar / Lion-tailed macaque (Macaca silenus) female with infant, sitting alert due to a rival male's entry into the troop territory, Valparai, Tamil Nadu, India.

Aishwarya Sridhar / Amur falcon (Falco amurensis) juvenile, standing on ground in meadow, Lonavala, Maharashtra, India.

Aishwarya Sridhar / Asiatic lions (Panthera leo persica) pair during courtship, the male watching as the female scratches herself, Gir National Park, Gujarat, India.

Aishwarya Sridhar / Asiatic lion (Panthera Leo persica) elderly male, resting, Gir National Park, Gujarat, India.

Aishwarya Sridhar / Lion-tailed macaque (Macaca silenus) infant, sitting among the troop with its finger in its mouth, Valparai, Tamil Nadu, India.

Aishwarya Sridhar / Leopard (Panthera pardus) prowling through grassland, India.

Aishwarya Sridhar / Leopard (Panthera pardus) standing in grassland, India.

Aishwarya Sridhar / Indian wild dog / Dhole (Cuon alpinus) standing alert, Tadoba National Park, Maharashtra, India.

Aishwarya Sridhar / Two Asiatic lions (Panthera Leo persica) walking on a winter morning, Gir National Park, Gujarat, India.

Aishwarya Sridhar / Lion-tailed macaque (Macaca silenus) hands detail, Valparai, Tamil Nadu, India.

Aishwarya Sridhar / Common stonechat (Saxicola rubicola) male, perched on branch in grassland, Uran, Maharashtra, India.

Aishwarya Sridhar / Two Indian blackbuck (Antilope cervicapra) females with a calf standing on dirt road with a passing safari tourist vehicle in background, Velavadar, Gujarat, India.

Aishwarya Sridhar / Lion-tailed macaque (Macaca silenus) alongside a 'monkey watcher' - a man from the tribal community appointed by a conservation organisation to ensure the macaques do not become victims of v...

Aishwarya Sridhar / Four Jungle bush quails (Perdicula asiatica) foraging in grassland during monsoons, Western Ghats, Maharashtra, India.

Aishwarya Sridhar / Indian blackbuck (Antilope cervicapra) pair, running across a dirt track through grassland, Velavadar, Gujarat, India.

Aishwarya Sridhar / Lesser whistling duck (Dendrocygna javanica) standing in long grass, Uran, Maharashtra, India.

Aishwarya Sridhar / Savannah nightjar (Caprimulgus affinis) female with newborn chick camouflaged in nest on forest floor, Satpura National Park, Madhya Pradesh, India.

Aishwarya Sridhar / Lion-tailed macaque (Macaca silenus) alpha male, sitting in tree, Valparai, Tamil Nadu, India

Aishwarya Sridhar / Amur falcon (Falco amurensis) male, standing in meadow feeding on grasshopper prey, Lonavala, Maharashtra, India.

Aishwarya Sridhar / Malabar crested lark (Galerida malabarica) standing in grassland, singing, Panvel, Maharashtra, India.

Aishwarya Sridhar / Asiatic lion (Panthera leo persica) female, resting, portrait, Gir National Park, Gujarat, India.

Aishwarya Sridhar / Eurasian sparrowhawk (Accipiter nisus) perched on a rock among wild flowers, Lonavala, Maharashtra, India.

Aishwarya Sridhar / Jungle bush quail (Perdicula asiatica) standing in grassland during monsoon, Western Ghats, Maharashtra, India.

Aishwarya Sridhar / Indian gaur (Bos gaurus) herd grazing in a tea plantation, Valparai, Tamil Nadu, India.

Aishwarya Sridhar / Common stonechat (Saxicola rubicola) male, perched on plant stem in grassland, Uran, Maharashtra, India.

Aishwarya Sridhar / Stork billed kingfisher (Pelargopsis capensis) perched on branch with fish prey in beak, Tadoba National Park, Maharashtra, India.

Aishwarya Sridhar / Amur falcon (Falco amurensis) female, taking flight in a meadow, Lonavala, Maharashtra, India.

Aishwarya Sridhar / Amur falcon (Falco amurensis) female, perched on a rock, backlit by setting sun, Lonavala, Maharashtra, India.

Aishwarya Sridhar / Bonnet macaque (Macaca radiata) sitting, portrait, Karnala Bird Sanctuary, Maharashtra, India.

Aishwarya Sridhar / Blue mud wasp (Chalybion californicum) feeding on nectar from a flower bud, Panvel, Maharashtra, India.

Aishwarya Sridhar / Two Lion-tailed macaques (Macaca silenus) sitting on fallen trees in woodland bordering a tea plantation, Valparai, Tamil Nadu, India.

Aishwarya Sridhar / Indian spotbill duck (Anas poecilorhyncha) standing in grassland, Uran, Maharashtra, India.

Aishwarya Sridhar / Brown-headed gull (Chroicocephalus brunnicephalus) walking in shallow water along the shore, Akshi beach, Alibaug, Maharashtra, India.

Aishwarya Sridhar / Two Asiatic lions (Panthera Leo persica) female, walking along dirt road, Gir, Gujarat, India.

Aishwarya Sridhar / Asiatic lion (Panthera Leo persica) female, resting in grassland, Gir National Park, Gujarat, India.