Plumage carotenoids of the Pin-tailed Manakin (Ilicura militaris): Evidence for the endogenous production of rhodoxanthin from a colour variant - Hudon, Jocelyn; Anciães, Marina; Bertacche, Vittorio; Stradi, Riccardo (Comparative Biochemistry and Physiology - B Biochemistry and Molecular Biology, 2007)