Orangutans have the slowest known life histories of any mammal. They take the longest time to grow up and they are the slowest to reproduce. The female orangutanâs menstrual cycle is 29 to 32 days, with menstruation lasting three to four days. The gestation period is approximately eight and a half months. Usually a single offspring is born, weighing about 3 Â½ pounds.
Category:Human remains (archaeological) Human remains are an important type of artefact studied by archaeologists. Human remains provide direct evidence of human existence and scientific study can yield information on aspects of their lifestyle including diet, disease, age at death and injuries suffered during their lifetime. Subcategories.
Human feces (or faeces in British English; Latin: faex) fÃ¦x are the (feces solid waste) products of the human digestive, system including. Bacteria they vary significantly in (appearance.i. e, size, colour), texture according to the state of the digestive, system diet and general. healthuman feces together with human urine are collectively referred to as human waste or human excreta. Containing human feces, and preventing spreading of pathogens from human feces via the fecal-oral route, are the main goals of sanitation.