1851 in birding and ornithology
Birds. Birds described in 1851 include the bare-necked umbrellabird, common ʻamakihi, dusky-headed parakeet, Madeira firecrest, Madeiran storm petrel, North Island brown kiwi, olive sparrow, grey-crowned palm-tanager, red-headed fody, rufous-throated tanager, silver-throated tanager, Sri Lanka bush warbler, yellow-bellied tanager and yellow-eared bulbul. The last Norfolk kaka died in captivity in London. Isidore Geoffroy Saint-Hilaire describes the Elephant bird. Institutions. Ongoing events