Evolution of dick

Some variation in output specification may be possible such as the shape of the cake or the kind of frosting. If the ideas do not ultimately produce a major paradigm shift in economics, it will not be because the ideas are wrong or unfruitful. Evolution Biology Sex Relationships comment. But in the case of the human penis, all signs point to a genuine adaptive reason that it has come to look the way it does. Technological and organizational innovation is generated by a variety of firm-level search processes.
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Monogamous strategy It has long been believed that humans evolved smooth penises as a result of adopting a more monogamous reproductive strategy than their early human ancestors. There are two layers forming an axial orthogonal array: Cyclists ignores oncoming traffic, gets hit by car. As I now see it, five discernible streams of influence converged at that time. He would spot these peeking out from under a large snow bank and declare that spring was on its way. From the first Teen Titans Go! Flexural stiffness increases as internal volume increases, and is highest when the corpus cavernosum reaches maximum volume.
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BBC NEWS | Health | Penis is a competitive beast

The BBC is not responsible for the content of external internet sites. The penis has a very simple job to do: Dixson, Primate Sexuality The human penis is in fact extremely dull — it does not have lumps, ridges, flanges, kinks or any other exciting feature that other primates have. The human penis may enable males to substitute their semen for the semen of their competitors Professor Gordon Gallup. RSS2 Atom Subscribe via a feed reader.
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Ecology And Evolutionary Biology. These options permit some choice of inputs and input proportions a recipe may work with either whole or powdered eggs and some flexibility with respect to operations the eggs may be added before or after the sugar. But probably he was dead before he was shot. Birds, like crocodiles, assemble a penis when they have one from the ventral wall of the cloaca, but they use the lymphatic system as a pump, rather than the blood system. The only point to it all is to rack up a bigger score than the next guy, as if we were playing pinball.
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