The always colorful males light up with biofluorescence, sending off signals. A male Paradisaea rubra, or red bird-of-paradise.Credit...Rene Martin/American Museum of Natural History Supported by By ...

The total value of an artist’s artworks sold at auction over a specific period. This metric reflects the artist’s overall market activity and demand in monetary terms. The middle value of all realized ...

Birds-of-paradise have captivated the planet with their elaborate plumage and idiosyncratic mating dances. Some species appear to shape-shift as they elongate plumes of feathers, fan their wings, or ...

Animals showcase a remarkable diversity of colors and patterns, from the shimmery appearance of a peacock’s tail to the distinctive rosettes on a jaguar’s fur. Quantifying animal color has been a ...