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,
Don (given name) Don (given name) Don is a masculine given name in the Irish language and a short form of another masculine given name in the English language. The Irish name is derived from the Irish "donn"; the name can either mean "brown", or "chief", "noble". The Irish name is a variant spelling of "Donn". The English name is unrelated to the Irish name; this name is a short form of the given name "Donald". Pet forms of this English name include: "Donnie" and "Donny". It can also be a surname, also derived from "brown". It is a common name in the