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| Indian vulture | |
|---|---|
| Name | Indian vulture |
| Status | Critically Endangered |
| Status system | IUCN3.1 |
| Genus | Gyps |
| Species | indicus |
| Authority | (Scopoli, 1786) |
Indian vulture The Indian vulture is a large Old World vulture in the genus Gyps, once widespread across the Indian subcontinent and parts of South Asia. It experienced catastrophic declines in the late 20th and early 21st centuries linked to veterinary pharmaceuticals, prompting international conservation responses involving institutions such as the IUCN, BirdLife International, and national agencies in India, Pakistan, and Nepal. The species is central to debates in wildlife management, pharmaceutical regulation, and cultural practices across Hinduism, Islam, and regional customary systems.
The Indian vulture belongs to the genus Gyps within the family Accipitridae and was described by Giovanni Antonio Scopoli in 1786. Historically treated with congenerics such as the White-rumped vulture and the Slender-billed vulture, molecular phylogenetics using markers commonly applied in avian systematics clarified relationships among Old World vultures, relating Gyps taxa to species studied by researchers affiliated with institutions like the Natural History Museum, London and the Smithsonian Institution. Taxonomic treatment has implications for listings under the Convention on International Trade in Endangered Species of Wild Fauna and Flora and for recovery planning under national wildlife acts in India and Pakistan.
Adult birds are large, with wingspans comparable to other Gyps species documented in field guides used by organizations such as the Royal Society for the Protection of Birds and the Audubon Society. Plumage is generally pale brown to buff with a contrasting naked head and neck typical of scavenging raptors recorded by ornithologists from the Bombay Natural History Society and the American Ornithological Society. Identification in the field relies on features also used by researchers at the British Ornithologists' Union and the Cornell Lab of Ornithology: wing pattern, tail shape, and bare head morphology, distinguishing it from sympatric species like the Eurasian griffon and the Himalayan vulture.
Historically, the species occupied a broad range across India, Pakistan, Nepal, Bangladesh, and parts of Sri Lanka, frequenting open countryside, dry scrub, and agricultural landscapes noted in surveys by the Wildlife Institute of India and the World Wildlife Fund. Populations have fragmented into strongholds around protected areas and communal carcass sites monitored by conservation NGOs including the RSPB and Conservation International. Habitat use overlaps with cultural landscapes such as the Thar Desert, Deccan Plateau, and riverine systems like the Ganges River basin.
Indian vultures are social, breeding in colonies recorded by long-term studies from the Kerala Forest Research Institute and the Bombay Natural History Society. They exhibit soaring flight utilizing thermals exploited by species documented in classic works by Ernst Haeckel and flight studies from the Max Planck Institute for Ornithology. Seasonal movements, communal roosting, and interspecific interactions with carrion-feeding mammals such as the Indian wolf and scavenger guilds including the Common buzzard have been focal points for ecological research by teams funded by the National Geographic Society and national science foundations.
As obligate scavengers, Indian vultures feed primarily on carcasses of domestic ungulates such as Bos indicus and wild ungulates like the Chital and Nilgai, a diet profile documented in veterinary and ecological reports commissioned by the Food and Agriculture Organization and national ministries of agriculture. Morphological adaptations include a strong bill and a bare head to reduce bacterial fouling, traits discussed in comparative anatomy texts from the Linnean Society and illustrated in collections of the Natural History Museum, London.
Breeding typically occurs in colonies on cliffs, trees, or human structures with clutch size, incubation, and fledging parameters recorded in longitudinal studies by researchers at the Wildlife Institute of India and universities such as the University of Cambridge and University of Oxford. Life-history traits—low reproductive rate, delayed maturity, and extended parental care—make the species vulnerable to rapid population declines, issues highlighted in conservation policy papers circulated through forums like the Convention on Biological Diversity.
The principal cause of the species' decline was poisoning from the non-steroidal anti-inflammatory drug diclofenac used in veterinary practice, a discovery publicized in findings by the Royal Society and resulting in regulatory action by governments in India and Pakistan. Secondary threats include habitat loss due to agricultural intensification in regions such as the Indo-Gangetic Plain and direct persecution in localized areas noted by the IUCN Red List assessments and field reports from TRAFFIC. Conservation actions encompass ban enforcement on veterinary diclofenac, captive-breeding and reintroduction programs led by institutions like the Rajasthan Forest Department, vulture restaurants supported by NGOs such as the Vulture Conservation Foundation, and international funding via mechanisms connected to the Global Environment Facility.
Vultures play roles in religious rites and sanitation practices across communities associated with Zoroastrianism sky burial traditions, rural Hindu and Sikh livestock disposal customs, and municipal carcass management in metropolitan jurisdictions like Mumbai and New Delhi. Conservation outreach has involved partnerships with local governance bodies such as panchayats and national ministries, and engagement with international media outlets including the BBC and The Guardian to raise awareness. The species’ decline had public health implications debated in academic forums of the Lancet and policy discussions at the World Health Organization.
Category:Gyps Category:Birds of South Asia