As the coronavirus infects more people around the world, conservationists are warning of the risk to another vulnerable species: Africa's endangered mountain gorilla. Congo's Virunga National Park, home to about a third of the world's mountain gorillas, is barring visitors until June 1, citing “advice from scientific experts indicating that primates, including mountain gorillas, are likely susceptible to complications arising from the COVID-19 virus.” Neighboring Rwanda also is temporarily shutting ...