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==Description== The smallest "classical" true finches are the [[Andean siskin]] (''Spinus spinescens'') at as little as 9.5 cm (3.8 in) and the [[lesser goldfinch]] (''Spinus psaltria'') at as little as {{convert|8|g|oz|abbr=on}}. The largest species is probably the [[collared grosbeak]] (''Mycerobas affinis'') at up to {{convert|24|cm|in|abbr=on}} and {{convert|83|g|oz|abbr=on}}, although larger lengths, to {{convert|25.5|cm|in|abbr=on}} in the [[pine grosbeak]] (''Pinicola enucleator''), and weights, to {{convert|86.1|g|oz|abbr=on}} in the [[evening grosbeak]] (''Hesperiphona vespertina''), have been recorded in species which are slightly smaller on average.<ref name="Clement">''Finches and Sparrows'' by Peter Clement. Princeton University Press (1999). {{ISBN|978-0691048789}}.</ref><ref name = "CRC">''CRC Handbook of Avian Body Masses'' by John B. Dunning Jr. (Editor). CRC Press (1992), {{ISBN|978-0-8493-4258-5}}.</ref> They typically have strong, stubby [[beak]]s, which in some species can be quite large; however, [[Hawaiian honeycreeper]]s are famous for the wide range of bill shapes and sizes brought about by [[adaptive radiation]]. All true finches have 9 primary [[remiges]] and 12 [[rectrices]]. The basic [[plumage]] colour is brownish, sometimes greenish; many have considerable amounts of black, while white plumage is generally absent except as wing-bars or other signalling marks. Bright yellow and red [[carotenoid]] [[pigment]]s are commonplace in this family, and thus blue [[structural colour]]s are rather rare, as the yellow pigments turn the blue color into green. Many, but by no means all true finches have strong [[sexual dichromatism]], the females typically lacking the bright carotenoid markings of males.<ref name = nc7393 />
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