Bohaiornithidae of sexual dimorphism, with the feathers being used by male members of a species for courtship display. A subadult specimen of an indeterminate bohaiornithid described in 2017 preserved feathers on various parts of the head and body which were analyzed and determined to have been iridescent in life. A referred adult specimen of "Bohaiornis" was preserved with a several rocks concentrated in the stomach region. Rocks in the stomach of birds and other animals are often believed to be gastroliths swallowed to assist in the digestion of plant material. However, the rocks apparently swallowed by this specimen are much larger,
Given name based on their origin: Frequently, a given name has versions in many different languages. For example, the biblical name "Susanna" also occurs in its original biblical Hebrew version, "Shoshannah", its Spanish and Portuguese version "Susana", its French version, "Suzanne", and its Polish version, "Zuzanna". Despite the uniformity of Chinese surnames, Chinese given names can be fairly original because Chinese characters can be combined extensively. Unlike European languages with their Biblical and Greco-Roman heritage, the Chinese language does not have a particular set of words reserved for given names: any combination of Chinese characters can theoretically be used as a given