CaRMS taxon details
basis of record
Brown, L.H., E.K. Urban & K. Newman. (1982). The Birds of Africa, Volume I. <em>Academic Press, London.</em> [details]
additional source
Neave, Sheffield Airey. (1939-1996). Nomenclator Zoologicus vol. 1-10 Online. <em>[Online Nomenclator Zoologicus at Checklistbank. Ubio link has gone].</em> , available online at https://www.checklistbank.org/dataset/126539/about [details]
From other sources
Description Size: medium. Plumage: crest short with long plumes arising from rear; adult black, grey and white; immatures brown and streaked. Other details: Bill stout; legs relatively short; only small part of tibia bare. [details]
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