Batrachochytrium dendrobatidis (Bd), is a chytrid fungus that causes the infectious disease chytridiomycosis in amphibians. The infection is considered to be a panzootic with cases reported in more than 50 countries worldwide. Infection by the fungus has led to catastrophic population and amphibian community declines on four continents, and is responsible for several amphibian species extinctions. Leer más.