Many mammal populations in European and North American zoos are aging—a trend that jeopardizes the long-term viability of so-called reserve populations and, with it, a core mission of modern zoos in ...
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Why Canada’s population pyramid is upside down
Canada’s population pyramid has inverted, reshaping the nation’s demographic profile. Seniors now outnumber children, reflecting decades of declining fertility and rising longevity. This demographic ...
Many mammal populations in European and North American zoos are aging – a trend that jeopardizes the long-term viability of so-called reserve ...
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