Zoo animals require care that emphasizes their welfare if people want them to have long lives like Colo, the gorilla that just died at 60 in Ohio.
JOANNA KLEIN, NY Times: Science
Wed, 01/18/2017 - 4:32pm
Zoo animals require care that emphasizes their welfare if people want them to have long lives like Colo, the gorilla that just died at 60 in Ohio.