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Frozen Zoo may hold hope for saving the northern white rhino
Frozen Zoo may hold hope for saving the northern white rhino

Nola is eating her morning meal of apples and grain and appears ready to take her antibiotic pills. After feeling poorly for a couple of weeks, she is moving around. This is welcome news to Nola's devoted keepers at the San Diego Zoo Safari Park. She is one of only five northern white rhinos left on Earth: three of the others are in a preserve in Kenya, and one is in a zoo in the Czech Republic. Nola's recent illness, coming just weeks after the unanticipated death of Angalifu, the park's male northern white rhino, was a pointed reminder of the fragility of her species. At 40, even with care, Nola is near the end of her expected life span, and breeding is no longer...

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