Von der Decken's sifaka (Propithecus deckenii) is a sifaka native to Madagascar. Today, the Von der Decken's sifaka is listed as Vulnerable, but if habitat destruction continues in Madagascar it won't be long before it's
Sifaka - a lemur from the family Indriidae within the order Primates. The name of their family is an onomatopoeia of their characteristic "shi-fak" alarm call. Like all lemurs, they are found only on the island of Madagascar.