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Discovery of species-wide tool use in the Hawaiian crow.
Rutz C, Klump BC, Komarczyk L, Leighton R, Kramer J, Wischnewski S, Sugasawa S, Morrissey MB, James R, St Clair JJ, Switzer RA, Masuda BM. Rutz C, et al. Among authors: masuda bm. Nature. 2016 Sep 15;537(7620):403-7. doi: 10.1038/nature19103. Nature. 2016. PMID: 27629645