(Atelopus sonsonensis)
Atelopus sonsonensis is a species of toad in the family Bufonidae.It is endemic to Colombia and only known from its type locality in Sonsón,Antioquia Department,on the eastern slope of the Cordillera Central at 1,500 m (4,900 ft) asl. Atelopus sonsonensis is a ground-dwelling toad that occurs in the under-storey of forest along streams.It breeds in the streams.Major threats to the species are chytridiomycosis and habitat loss