Common chiffchaff see", since this genus comprises species that spend much of their time feeding in trees, while "collybita" is a corruption of "kollubistes", "money changer", the song being likened to the jingling of coins. The common chiffchaff is a small, dumpy, 10–12 centimetres (4 in) long leaf warbler. The male weighs 7–8 grammes (0.28–0.31 oz), and the female 6–7 grammes (0.25–0.28 oz). The spring adult of the western nominate subspecies " P. c. collybita" has brown-washed dull green upperparts, off-white underparts becoming yellowish on the flanks, and a short whitish supercilium. It has dark legs, a fine dark bill, and short
Eastern Canary Islands chiffchaff Eastern Canary Islands chiffchaff The eastern Canary Islands chiffchaff or Lanzarote Island chiffchaff ("Phylloscopus canariensis exsul") is an extinct subspecies of the Canary Islands chiffchaff endemic to the island of Lanzarote – and possibly also Fuerteventura – in the Canary Islands, Spain. The eastern Canary Islands chiffchaff was more chestnut-backed and shorter-winged than the western Canary Islands chiffchaff, "Phylloscopus canariensis canariensis". These birds were formerly considered subspecies of the common chiffchaff but separated (Clement & Helbig, 1998; Sangster "et al.", 2001) due to their morphological, bioacoustical, and mtDNA sequence differences (Helbig "et al.", 1996). Apparently this subspecies was already very