The Falkland Islands Wolf (Dusicyon australis), also known as the Warrah and occasionally as the Falkland Islands Dog, Falkland Islands Fox or Antarctic Wolf, was the only native land mammal

Mammal

Mammals are members of a class of air-breathing vertebrate animals characterised by the possession of endothermy, hair, three middle ear bones, and mammary glands functional in mothers with young...

 of the Falkland Islands

Falkland Islands

The Falkland Islands are an archipelago in the South Atlantic Ocean, located about from the coast of mainland South America. The archipelago consists of East Falkland, West Falkland and 776 lesser islands. The capital, Stanley, is on East Falkland...

. This endemic

Endemic (ecology)

Endemism is the ecological state of being unique to a defined geographic location, such as an island, nation or other defined zone, or habitat type; organisms that are indigenous to a place are not endemic to it if they are also found elsewhere. For example, all species of lemur are endemic to the...

 canid

Canidae

Canidae is the biological family of carnivorous and omnivorous mammals that includes wolves, foxes, jackals, coyotes, and domestic dogs. A member of this family is called a canid . The Canidae family is divided into two tribes: Canini and Vulpini...

 became extinct

Extinction

In biology and ecology, extinction is the end of an organism or of a group of organisms , normally a species. The moment of extinction is generally considered to be the death of the last individual of the species, although the capacity to breed and recover may have been lost before this point...

 in 1876 (on West Falkland

West Falkland

West Falkland is the second largest of the Falkland Islands in the South Atlantic. It is a hilly island, separated from East Falkland by Falkland Sound. Its area is and its coastline is long. Including the adjacent small islands the land area is .-Population:The island has fewer than 200...

 island), the first known canid to have gone extinct in historical times. It was the only modern species

Species

In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

 in the genus

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 Dusicyon

Dusicyon

Dusicyon is a genus of extinct South American canids. The type species is Dusicyon australis, the extinct Falkland Islands Wolf. In 1914, Oldfield Thomas established the genus Dusicyon, in which he included the Culpeo and other South American foxes...

.

Traditionally it had been supposed that the most closely related genus was Lycalopex, including the Culpeo

Culpeo

The culpeo , sometimes known as the culpeo zorro or Andean fox , is a South American species of wild dog. It is the second largest native canid on the continent after the maned wolf. In its appearance it bears many similarities to the widely recognized red fox...

 (and its domesticated form, the perro Yaghan

Perro Yaghan

The perro Yaghan or perro Fueguino , is an extinct domesticated canine animal, resulting from the domestication of the culpeo , a South American species of fox, by the Yaghan people...

), which has been introduced to the Falkland Islands

Falkland Islands

The Falkland Islands are an archipelago in the South Atlantic Ocean, located about from the coast of mainland South America. The archipelago consists of East Falkland, West Falkland and 776 lesser islands. The capital, Stanley, is on East Falkland...

 in modern times.