by Alberto PEÑA Agence France-Press CAHUITA, Costa Rica (AFP) — The fur of Costa Rican sloths appears to harbor antibiotic-producing bacteria that scientists hope may hold a solution to the growing problem of “superbugs” resistant to humanity’s dwindling arsenal of drugs. Sloth fur, research has found, hosts bustling communities of insects, algae, fungi and bacteria, among other microbes, some of which could pose disease risk. Yet, experts say, the famously slow-moving mammals appear to be […]