Telmatobius gigas is a critically endangered

Critically endangered

Version 2010.3 of the IUCN Red List of Threatened Species identified 3744 Critically Endangered species, subspecies and varieties, stocks and subpopulations.Critically Endangered by kingdom:*1993 Animalia*2 Fungi*1745 Plantae*4 Protista-References:...

 species of frog

Frog

Frogs are amphibians in the order Anura , formerly referred to as Salientia . Most frogs are characterized by a short body, webbed digits , protruding eyes and the absence of a tail...

 in the Leptodactylidae

Leptodactylidae

Leptodactylidae is a diverse family of frogs that probably diverged from other hyloids during the Cenozoic era, or possibly at the end of the Mesozoic. There are roughly 50 genera, one of which is Eleutherodactylus, the largest vertebrate genus, with over 700 species...

 family. It is endemic to the Huayllamarca River at an altitude of about 4000 metres (13,123.4 ft) in the Carangas Province

Carangas Province

Carangas is a province in the northern parts of the Bolivian department of Oruro.-Location:Carangas province is one of sixteen provinces in the Oruro Department...

 in Bolivia

Bolivia

Bolivia officially known as Plurinational State of Bolivia , is a landlocked country in central South America. It is the poorest country in South America...

. Its tiny range makes it highly vulnerable to pollution, and it may also be threatened by over-harvesting for medicinal use and the disease chytridiomycosis

Chytridiomycosis

Chytridiomycosis is an infectious disease of amphibians, caused by the chytrid Batrachochytrium dendrobatidis, a non-hyphal zoosporic fungus. Chytridiomycosis has been linked to dramatic population declines or even extinctions of amphibian species in western North America, Central America, South...

. As suggested by its scientific name, this is a very large species of frog with a snout-vent length of up to 10.9 centimetres (4.3 in) in females (males are smaller). In the genus Telmatobius

Telmatobius

Telmatobius is a genus of frogs native to the Andean highlands in South America, where they are found in Ecuador, Peru, Bolivia, northwestern Argentina and northern Chile. All species are closely associated with water and some are entirely aquatic...

, only the equally threatened Titicaca Water Frog (T. culeus) is larger.