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,
Dolores (given name) Lady of Sorrows in English. In given names, Dolores is frequently preceded by the name Maria (María Dolores), the Spanish form of Mary, or one may even bear the entirety of the title (María de los Dolores) as part of their given name. Notable examples of such include the Spanish noblewoman Juana María de los Dolores de León Smith and the Mexican actress, Dolores del Río, who was born María de los Dolores Asúnsolo López-Negrete. Less commonly, one might use de los Dolores as part of their name, but not paired with María. Lola, Loli, and Lolita are all popular