In most species of birds-of-paradise, males have the ability to glow to attract mates, adding another element to their ...
Traditionally, blue is associated with masculinity and pink is associated with femininity. Blue may represent boyhood or be ...
Study finds that birds-of-paradise are biofluorescent, suggesting that this "hidden" phenomenon provides enhanced signaling for hierarchy and courtship.
The cuddly, colorful parrots have become a symbol of Valentine’s Day. Here’s what to know about the famously affectionate ...
Do you have blue eyes? We talked to experts to discover curious facts about baby blues, including whether your biological family is bigger than you ever imagined.