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  • [This nonGeographicDataset is embargoed until September 2, 2024]. The data consists of 3D surface scans of the beaks of 662 museum specimens of sixteen species (representing fifteen families of passerine birds: Fringillidae, Ploceidae, Passeridae, Viduidae, Thraupidae, Estrildidae, Artamidae, Cardinalidae, Sittidae, Prunellidae, Motacillidae, Emberizidae, Alaudidae, Cinclidae, Bombycillidae). Each species has scans from between 23 and 31 specimens with the exception of chaffinches (Fringilla coelebs), with scans from 230 specimens representing fourteen subspecies. Full details about this nonGeographicDataset can be found at