+**Bd** refers to *Batrachochytrium dendrobatidis*, a microscopic [fungus](/wiki/Fungus) devastating amphibian populations worldwide. This aquatic pathogen causes [chytridiomycosis](/wiki/Chytridiomycosis), a disease that impairs the skin of frogs, salamanders, and caecilians, often leading to death and species extinction.
+## See also
+- [Amphibian](/wiki/Amphibian)
+- [Disease](/wiki/Disease)
+- [Conservation](/wiki/Conservation)
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