The lava gull (Leucophaeus fuliginosus), also known as the dusky gull,[2] is a medium-sized gull and a member of the "hooded gull" group. It is most closely related to the Laughing gull and Franklin's gull[3] and is the rarest gull in the world. It is endemic to the Galapagos Islands.
^BirdLife International (2012). "Larus fuliginosus". IUCN Red List of Threatened Species. 2012. Retrieved 1 May 2012.old-form url
^Cite error: The named reference HBW was invoked but never defined (see the help page).
^Pons, J.M.; Hassanin, A. & Crochet, P.A. (2005). "Phylogenetic relationships within the Laridae (Charadriiformes: Aves) inferred from mitochondrial markers". Molecular Phylogenetics and Evolution. 37 (3): 686–699. doi:10.1016/j.ympev.2005.05.011. PMID 16054399.
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