A feral animal or plant is one that lives in the wild but is descended from domesticated specimens.
The feral pig is a domestic pig which has gone feral, meaning it lives in the wild. They are found mostly in the Americas and Australia. In some countries, the terms razorback and wild hog are applied to feral pigs or boar–pig hybrids. These animals are different from the indigenous New World pigs such as peccaries (javelinas), but their ranges in the Americas overlap.
A brumby is a free-roaming feral horse in Australia. Although found in many areas around the country, the best-known brumbies are found in the Australian Alps region. Today, most of them are found in the Northern Territory, with the second largest population in Queensland. A group of brumbies is known as a "mob" or "band".
Neraudia is a genus of plants in family Urticaceae. All five species are endemic to Hawaii. Ma'oloa is a common name for these plants.
Neraudia ovata, commonly known as Big Island maʻoloa, is a species of flowering plant in the nettle family, Urticaceae, that is endemic to the Big Island of Hawaii. It inhabits dry forests growing on lava flows in the island's Kona District. Big Island maʻoloa is a sprawling shrub with stems 1–3 m (3.3–9.8 ft) long. It is threatened by habitat loss. It is a federally listed endangered species of the United States. There are no more than 18 mature individuals persisting in natural populations, and some individuals which have been planted in appropriate habitat.
The feral goat is the domestic goat when it has become established in the wild. Feral goats occur in many parts of the world.
The angulate tortoise is a species of tortoise found in dry areas and coastal scrub vegetation in South Africa. This tortoise in the only known member of the genus Chersina.
Lithophragma maximum, known by the common name San Clemente Island woodland star, is a rare species of flowering plant in the saxifrage family. It is endemic to San Clemente Island, one of the eight Channel Islands of California. It is known from only about four kilometers of rocky coastal cliffs on the edge of the island. The plant was thought to be extinct until a few specimens were rediscovered in 1979. Only 200 individuals were tallied in a 1996 survey. In 1997 the plant was listed as an endangered species on the federal level.
Cyperus trachysanthos is a rare species of sedge known by the common names pu`uka`a and sticky flatsedge. It is endemic to Hawaii, where it is known from Kauai and Oahu. It was known from Niihau, Molokai and Lanai, but it has been extirpated from these islands. It is a federally listed endangered species of the United States.
Cyrtandra polyantha is a rare species of flowering plant in the African violet family known by the common names Niu Valley cyrtandra. It is endemic to the Hawaii, where it is known only from the Koʻolau Mountains of Oahu. In 2007 there were only two populations containing a total of 46 mature plants, but one of the two populations is made up of a single individual. It was federally listed as an endangered species in 1994. Like other Hawaiian Cyrtandra it is called ha`iwale.
Dubautia latifolia is a rare species of flowering plant in the aster family known by the common name koholapehu. It is endemic to Hawaii where it is known only from the west side of the island of Kauai. Like other Dubautia this plant is called na`ena`e.
Geranium arboreum is a rare species of geranium known by the common names Hawaiian red-flowered geranium and Hawaii red cranesbill. It is endemic to Hawaii, where it is known only from the island of Maui. It was federally listed as an endangered species in 1992. Like other Hawaiian geraniums, this plant is known as hinahina and nohoanu.
Gouania meyenii is a rare species of flowering plant known by the common name smoothfruit chewstick. It is endemic to Hawaii, where it is known only from Oahu and Kauai. It is estimated that there are between 38 and 63 individuals of this species remaining in the wild. It is a federally listed endangered species of the United States.
Kadua cookiana is a rare species of flowering plant in the coffee family known by the common names 'awiwi and Cook's bluet. It is endemic to Hawaii, where it is known only from Kauai, having been extirpated from Molokai and Hawaii. It is a federally listed endangered species of the United States.
Kadua coriacea is a rare species of flowering plant in the coffee family known by the common name kioʻele. It is endemic to Hawaii, where it is known only from the island of Hawaiʻi and one individual remaining on Maui. It is a federally listed endangered species of the United States.
Neraudia sericea is a rare species of flowering plant in the nettle family known by the common name woodland ma'oloa. It is endemic to Hawaii. It has been found on the islands of Molokai, Maui, Lanai, and Kahoolawe, but it has only been seen recently on Molokai and Maui. There are fewer than 200 individuals remaining. This is a federally listed endangered species of the United States.
Remya kauaiensis is a rare species of flowering plant in the aster family, known by the common name of Kauai remya. It is endemic to Hawaii, where it is known only from the island of Kauai. It is threatened by the degradation of its habitat. It is a federally listed endangered species of the United States.
Remya montgomeryi is a rare species of flowering plant in the aster family known by the common name Kalalau Valley remya. It is endemic to Hawaii, where it is known only from the island of Kauai. It is threatened by the degradation of its habitat. It is a federally listed endangered species of the United States.
Schiedea membranacea is a rare species of flowering plant in the pink family known by the common name papery schiedea and membranous schiedea. It is endemic to Hawaii, where it is known only from the island of Kauai. It is threatened by the degradation and destruction of its habitat. It is a federally listed endangered species of the United States.
Stenogyne kealiae is a rare species of flowering plant in the mint family known by the common name Keal's stenogyne. It is endemic to Hawaii, where it is known only from the island of Kauai. It was federally listed as an endangered species of the United States in 2010.
