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Female choice of males based on nuptial gifts.
(a) Male competition can be fierce. (b) This male baboon has bite wounds suffered in competition wit
In one-male group species, extra males typically reside in all-male “bachelor” groups. These are Han
Although males tend to be larger than females, the two overlap significantly in size. The size of a
Although the highest rates of disordered eating patterns occur among females, males are not immune
Strong religious beliefs appears to be positively associated with elderly health and wellbeing