Showing posts with label costly traits. Show all posts
Showing posts with label costly traits. Show all posts

Thursday, November 12, 2015

The bipolar disorder pendulum: Depression as a compensatory adaptation

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var citeN=0;As far as explaining natural phenomena, Darwin was one of the best theoretical researchers of all time. Yet, there were a few phenomena that puzzled him for many years. One was the evolution of survival-impairing traits such as the peacock’s train, the large and brightly colored tail appendage observed in males. Tha male peacock’s train is detrimental to the animal’s survival, and
 

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