sentences:  Not to mention, deformities in tadpoles have been linked to agricultural chemicals.Chytridiomycosis, a fungal disease that is a threat to frogs, is caused by Batrachochytrium dendrobatidis (Bd).Not much is known biologically about Bd, but this fungus can be transported without contact, just by the disease traveling downstream.Batrachochytrium dendrobatidis is the first identified fungus parasite of vertebrates.