When a snake bit Lolo, one of 62 chimpanzees Humane Society International cares for in Liberia, sanctuary director and veterinarian Richard Ssuna gave him antibiotics and pain medicine hidden in rice balls. Lolo lives on one of six mangrove islands where animals were retired from research starting...

You’d think it would be easy to persuade people to protect prairie dogs: Not only are they a keystone species, with nine other species directly dependent on them for survival, but they’re also irresistibly cute, with big eyes and big personalities. Yet the personable little rodents often find...

Prairie dogs are one of the most controversial and widely misunderstood wildlife species in North America. Since early European migration onto the North American grasslands, prairie dogs have been celebrated as an essential keystone species for healthy grasslands ecosystems, but also vilified and...