 Most of the larger mammal species have been extirpated from Mauritania.Among the antelopes the Scimitar-horned oryx, addax, korrigum and dama gazelle are extinct, the bohor reedbuck, Buffon's kob, Dorcas gazelle and red-fronted gazelle are extinct and the bushbuck and slender-horned gazelle are of indeterminate status.In the area of Diawling National Park, the last lion was shot in 1970 and there have been no sightings of manatees or hippopotamus in recent years.