Silkie black meat of a Silkie is generally considered an unusual attribute in European and American cuisines. In contrast, several Asian cuisines consider Silkie meat a gourmet food. Chinese cuisine especially values the breed, but it is also a common ingredient in some Japanese, Cambodian, Vietnamese and Korean dishes. Areas where Chinese cuisine has been a strong influence, such as Malaysia, may also cook Silkie. As early as the 7th century, traditional Chinese medicine has held that chicken soup made with Silkie meat is a curative food. The usual methods of cooking include using Silkie to make broth, braising, and in
Bird-of-paradise lek-type mating system. Others, such as the "Cicinnurus" and "Parotia" species, have highly ritualised mating dances. Males are polygamous in the sexually dimorphic species, but monogamous in at least some of the monomorphic species. Hybridisation is frequent in these birds, suggesting the polygamous species of bird of paradise are very closely related despite being in different genera. Many hybrids have been described as new species, and doubt remains regarding whether some forms, such as Rothschild's lobe-billed bird of paradise, are valid. Birds-of-paradise build their nests from soft materials, such as leaves, ferns, and vine tendrils, typically placed in a tree