A sanctuary in Indonesia is celebrating the birth of a Sumatran rhino, the most threatened species of rhinoceros in the world. The healthy male calf is the first for his mother, Delilah, as well as his father, Harapan, a male rhino born at the Cincinnati Zoo, officials say. Sumatran rhinos are listed as critically endangered on the International Union for the Conservation of Nature's Red List of Threatened Species. There are only about 30 mature Sumatran rhinos living in the world, all in Indone

204K views · 196 shares | The Sumatran Rhino is the most endangered of all rhinoceros species. The numbers have decreased more than 70% worldwide over the last 20 years. In Malaysia the species was declared extinct in the wild in 2015. Borneo Rhino Alliance is working against the clock to ensure the species' survival using the captive breeding efforts with Iman and Kertam, the last two Sumatran Rhinos in Sabah | Walkabout Asia | Facebook