"The brilliant red, orange and yellow colours of parrot feathers are the product of psittacofulvins, which are synthetic pigments known only from parrots. Recent evidence suggests that some pigments in bird feathers function not just as colour generators, but also preserve plumage integrity by increasing the resistance of feather keratin to bacterial degradation." (Burtt et al. 2010:214) Learn more about this functional adaptation.
Barcode of Life Data Systems (BOLD) Stats Specimen Records:1609 Specimens with Sequences:1430 Specimens with Barcodes:1075 Species:272 Species With Barcodes:259 Public Records:669 Public Species:196 Public BINs:121