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,
Healthy digestion foods are more quickly or completely digested than others. Many events can disrupt digestion. Disrupted digestion can have many symptoms, including diarrhea, constipation, heartburn, bloating, flatulence, and indigestion. Some people have chronic medical conditions which disrupt their digestion. Other people might be taking a drug which disrupts their digestion. In those cases, the person's goals for healthy digestion might be to have their personal best possible digestion since they have other health problems to manage. Food intolerance can disrupt digestion. Whenever possible, it is easier for a person to prevent digestive problems from happening rather than to seek to treat