Of the 8600 known species in the world, arranged under 28 orders, 1200 species in 20 orders and numerous families are known to occur in the Indian subcontinent. This handbook describes the 1200 species.
CITATION STYLE
Bock, W. J. (1977). Handbook of the Birds of India and Pakistan, together with those of Bangladesh, Nepal, Sikkim, Bhutan and Sri Lanka. The Auk, 94(4), 791–792. https://doi.org/10.2307/4085288
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