Girl poop and female digestion is not much different than any other type of poop. Older women suffer from a number of digestion problems caused by menopause and weakening blood vessels like hemorrhoids and anal fissures (Angiodysplasia).
Try to maintain a healthy digestive diet and you will keep your girl poop healthy for a long time and won't have to worry about poop problems. You may be interested in learning about vitamins or minerals.
Children are susceptible to many different kinds of diseases from parasites and bacteria that come through contact with feces because they are less cautious than adults about avoiding poop. Many children suffer from constipation and diarrhea during defecation due to weaker immune systems and bad public school diets. Another reason girls and boys have more variant diarrhea and constipation than most adults is because the girls have not discovered to which foods they have intolerance, and if they eat foods they are allergic to, it may result in unhealthy poop. It is important to be aware of how your body reacts to certain foods, and especially new foods.
In general, look for your stools to be brown, with elongated shape, and a texture that is not too hard and not too soft. If any of these get out of whack, think about your dietary, lifestyle, or even climate changes. It might give some clues as to why the change is happenings.