We zigzag from tree to tree, seeking refuge under the leaf umbrellas. Drizzle turns to deluge as we dash beneath a tall canopy to plot our escape. The sky booms. My dad takes my hand, and I look up to see if he shares my sense of foreboding. But he’s smiling at me, his eyes twinkling. He says...

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...

Beavers are making a comeback. Nearly driven to extinction by the fur trade, nature’s best architects are now 6–12 million strong in the United States. This return will provide significant benefits to our country’s ecology, which has lost much of its wetlands to development and agriculture. Learn...