woodstar, were formerly placed in the genus Acestrura. In 1999 Karl-Ludwig Schuchmann remarked in the Handbook of the Birds of the World that for the...
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Ornithologists' Union. Retrieved 7 February 2021. Hinkelmann, Christoph & Schuchmann, Karl-Ludwig (1997). "Phylogeny of the hermit hummingbirds (Trochilidae: Phaethornithinae)"...
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ISSN 1610-7365. PMC 8898239. PMID 35142940. Pérez-Granados, Cristian; Schuchmann, Karl-Ludwig (2021). "Passive acoustic monitoring of the diel and annual vocal...
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disaster for all of us". CNN. Retrieved 2020-11-19. Thielen, Dirk; Schuchmann, Karl-Ludwig; Ramoni-Perazzi, Paolo; Marquez, Marco; Rojas, Wilmer; Quintero...
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pollination of Vriesea in Southeastern Brazil". Bromélia. 2 (4): 29–37. Schuchmann, Karl-Ludwig (1999). "Family Trochilidae (Hummingbirds)". In del Hoyo, Josep;...
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November 2021. "Appendices | CITES". cites.org. Retrieved 2022-01-14. Schuchmann, Karl-Ludwig; Kirwan, Guy M.; Sharpe, Chris (4 March 2020). "Long-tailed Woodnymph...
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November 2021. "Appendices | CITES". cites.org. Retrieved 2022-01-14. Schuchmann, Karl-Ludwig; Boesman, Peter F. D. (2020-03-04). Del Hoyo, Josep; Elliott, Andrew;...
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