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Alternative names: Diabolical Nightjar; Heinrich's Nightjar; Satanic Eared-Nightjar
- Eurostopodus diabolicus
- overall dark grey brown
- underparts barred/scalloped white and brown. May be quite rufous
- collar thin and buff / ochre-coloured; extends almost to hind neck
- cheek and throat uniformly dark
- brow may appear slightly paler grey
- scapulars often strikingly greyer on folded wing
- third and fourth outer primaries have small white spots
- tail barred blackish and greyish (no white)
IUCN Red List category: Vulnerable (BirdLife International, 2008).
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, T. A. Fredericks, J. A. Gerbracht, D. Lepage, S. M. Billerman, B. L. Sullivan, and C. L. Wood. 2022. The eBird/Clements checklist of Birds of the World: v2022. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/
- BirdLife International (2008) The BirdLife checklist of the birds of the world, with conservation status and taxonomic sources. Version 1. Downloaded from http://www.birdlife.org/datazone/species/downloads/BirdLife_Checklist_Version_1.zip [.xls zipped 1 MB].
- BirdForum Opus contributors. (2023) Satanic Nightjar. In: BirdForum, the forum for wild birds and birding. Retrieved 30 November 2023 from https://www.birdforum.net/opus/Satanic_Nightjar