The Goldie’s bird of paradise (Paradisaea decora) has a yellow and dark green body and large, fluffed crimson plumes on its back. The Ribbon-tailed Astrapia (Astrapia mayeri) is covered in ...

The rainbow-sheened feathers of the male bird of paradise are an eye-catching way ... but shift to a shiny blue-green when viewed at an angle. [See Lawes's parotia's feathers] The new study ...