Biologists found that when mother mice compete socially for mates in a promiscuous environment, their sons play hard and die young. They attract more females by making more urinary pheromones, but smelling sexier shortens their lives.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/j...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/j...