|Covid-19|Heinrich Kuhl travels in Java collecting birds for the collections in Leiden
Heinrich Kuhl publishes Conspectus Psittacorum. Cum specierum definitionibus, novarum descriptionibus, synonymis et circa patriam singularum naturalem adversariis, adjecto indice museorum, urbi earum artificiosae exuviae servantur. Bonn (also in Nova Acta Acad. Caes. Leop.-Carol. Nat. Cur. Vol.X). In this work he described many new parrot species. Among them are the red-capped parrot, the white-bellied parrot the Un-cape parrot, the vulturine parrot the short-tailed parrot the western rosella the blue-winged parrot the scaly-breasted lorikeet the scaly-headed parrot the golden-tailed parrotlet the northern rosella the black-collared lovebird and the vinaceous-breasted amazon
Louis Jean Pierre Vieillot undertakes the continuation of Tableau encyclopédique et méthodique, commenced by Pierre Joseph Bonnaterre in 1790
Prince Maximilian of Wied-Neuwied describes the yellow-legged tinamou
Leach's storm petrel named after William Elford Leach by Coenraad Jacob Temminck without Temminck being aware that it had previously been described by Vieillot.
Short-toed treecreeper named by Christian Ludwig Brehm
William John Swainson commences Zoological Illustrations (1820–23)
Coenraad Jacob Temminck commences Nouveau recueil de planches coloriées d'oiseaux. New species described in this work in 1820 include the rufous-vented ground cuckoo, the cinereous antshrike, the northern white-faced owl, the olivaceous flatbill, the streaky-breasted honeyeater, Verreaux's eagle-owl and the Timor blue flycatcher
Rijksmuseum van Natuurlijke Historie established
19 June - Joseph Banks (born 1743)
9 August - Anders Erikson Sparrman (born 1748)
1820 in birding and ornithology Wikipedia
A summary of 1820 in birding and ornithology.