The Smithsonian's National Zoo is sad to report that Maude, a geriatric grey-cheeked mangabey, was humanely euthanized April 14. Maude well surpassed the typical lifespan (early 30s) of her species. She was 41 years old.
Maude was born in the Mesker Park Zoo in Evansville, Ind. Feb. 25, 1973, and...