A frog-killing fungus is responsible for the decline of more species than any other pathogen on record, a global analysis has found, revealing that chytrid fungi have caused the decline of at least 501 amphibian species worldwide from 1965 to 2015, including 90 that have become extinct.

See the source article by following the link below:
A frog-killing fungus is responsible for the decline of more species than any other pathogen on record, a global analysis has found, revealing that chytrid fungi have caused the decline of at least 501 amphibian species worldwide from 1965 to 2015, including 90 that have become extinct.