Original article: Six reasons why most mammals live longer in zoos than in the wild Zoos are often the best hope or even last hope for the survival of a species, especially if they are threatened or endangered. Recently, a study conducted by University of Lyon and University of Zurich researchers found that 80% of the mammals studied lived longer in a zoological setting than their wild counterparts. The study analyzed zoological databases and included over 50 different mammal species. Continue reading