When the old keeper forgot one latch, the 400-pound silverback reached through the steel

the wood under them.

“I spent twenty-five years teaching him the world wasn’t going to take everything from him,” he said. “Now he thinks it’s taking me.”

Linda reached for his hand. This time he let her.

Dr. Leena Shah arrived at Redwood Mesa the following Monday with a canvas laptop bag, a weatherproof notebook, and the expression of a woman who had continue reading …