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And appears in the current problem of Proceedings Biological Sciences.

‘ The National Science Base funded the extensive research.. A higher man susceptibility to disease has helped shape the evolution of social insect behavior A set of scientists has proposed a fresh model for behavioral advancement among cultural insects, suggesting that a higher male susceptibility to disease has helped shape the evolution of the insects’ behavior. What may be called the ‘sick-male’ theory has been proposed by pet behaviorists Sean O’Donnell of the University of Washington and Samuel Beshers of the University of Illinois at Urbana-Champaign, and appears in the current problem of Proceedings Biological Sciences, published by the Royal Society of London.Related StoriesDiscovery can offer clues to how some viruses control expression of genetic materialHypersexual disorder could be linked to hyperactive stress systemsNovel culturally-educated treatment benefits caregivers of individuals with schizophreniaEshevari allowed the rats to become acquainted with her, and motivated them to rest by crawling right into a small sock that exposed their legs. She very carefully conditioned them to be comfortable with the type of stimulation found in electroacupuncture – an acupuncture needle that delivers a pain-free small electrical charge. This type of acupuncture is a bit more intense than manual acupuncture and is certainly often used for pain management, she says, adding I used electroacupuncture because I could ensure that every rat was getting the same treatment dosage.