A critically endangered toad belonging to one of the most threatened groups of amphibians in the world has been documented by scientists for the first time in 30 years. The starry night harlequin toad ...

The harlequin toad largely vanished from a deadly fungal pathogen. Biologists have rediscovered the "starry night" harlequin toad in Colombia for the first time in nearly three decades after the ...

As human diseases become alarmingly antibiotic resistant, identification of new pharmaceuticals is critical. The cane toad and other members of the Bufonidae family produce substances widely used in ...

A toad thought extinct for 30 years has again seen the light of day, scientists have announced: Meet the starry night harlequin toad. At less than two inches in size, and with a stunning coloration of ...

The acoustic signals in Atelopus (Anura: Bufonidae), a Neotropical genus currently composed of 97 species, are poorly known. In this study, we describe for the first time, the advertisement, release, ...

Biologists argue that more research needs to be done on the colorful yet poisonous harlequin toads of Central and South America, not only because their ecology is poorly known, but because their ...

Researchers exploring a Colombian mountain range found surviving members of a species of Harlequin frog believed extinct due to a killer fungus wiping out amphibian populations in Central and South ...

The genus Atelopus is represented in Ecuador by 15 species, of which 6 are here described as new taxa. A key for identification, descriptions, and figures are presented for all species, and a detailed ...