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The following further generalizations have been made regarding male-female skeletal differences: Males in general have denser, stronger bones, tendons, and ligaments. [12] Female skulls and head bones differ in size and shape from the male skull, with the male mandible generally wider, larger, and squarer than the female.
However, such sex differences are primarily limited to the anthropoid primates; most of the strepsirrhine primates (lemurs and lorises) and tarsiers are monomorphic. [2] Sexual dimorphism can manifest itself in many different forms. In male and female primates there are obvious physical difference such as body size or canine size.
The human skeleton is not as sexually dimorphic as that of many other primate species, but subtle differences between sexes in the morphology of the skull, dentition, long bones, and pelvis are exhibited across human populations. In general, female skeletal elements tend to be smaller and less robust than corresponding male elements within a ...
Skeletons of female (left) and Male (right) black-casqued hornbills (Ceratogymna atrata). The difference between the sexes is apparent in the casque on the top of their bill. This pair is on display at the Museum of Osteology. Sexual dimorphism may also influence differences in parental investment during times of food scarcity.
The observer must orientate the hip such that they are directly facing the ischio-pubic ramus. A female hip will have a pronounced ridge on this face while a male hip will have a broad flat surface. This criterion is the least distinct of those that Phenice describes, with the highest similarity in male and female examples.
Modified skulls found in an ancient burial site in Japan were deliberately reshaped in both men and women as an expression of collective identity, a new study suggests.
The embryo and subsequent early fetus appear to be sexually indifferent, looking neither like a male or a female. Over the next several weeks, hormones are produced that cause undifferentiated tissue to transform into either male or female reproductive organs. This process is called sexual differentiation.
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