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Aging zoo animals threaten long-term species conservation goals
- January 22, 2026 at 4:59 PM
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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 global species conservation. This is the central finding of a new international study published in the journal Proceedings of the National Academy of Sciences.
Originally published at Phys.org