Why some male hyenas leave and others are content to stay home
![spotted hyenas](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/03/032816_sz_hyenas_free.jpg?fit=860%2C460&ssl=1)
Spotted hyenas of Ngorongoro Crater in Tanzania may be one of a very small group of group-living mammals in which the guys who stay home do just as well as those who leave.
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