Birds-of-paradise have some of the most famous mating displays in the world, but there's more to their colorful rhythmic gymnastics than initially meets the human eye. For the first time, scientists ...
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 ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Living organisms ...