Plumage and body parts of birds-of-paradise glow in certain areas when viewed under blue and ultraviolet, or UV, light, appearing bright green or yellow-green, scientists reported in a new study ...

What to look for: This bird’s bright yellow eyes stand out against the snow. They also have a distinctive, bulbous head and a small beak. Males feature black-and-white bodies with iridescent green ...

Peculiar or distinctive characteristics that make the bird more unique is what people respond to the most and brings in the most 'likes'; Sheba_Also 43,000 photos via Wikicommons under CC BY-SA 2.0 ...