A Sumatran rhino has given birth to a male calf in Indonesia, a welcome addition to a critically endangered species that numbers fewer than 50 animals.

A Sumatran rhino has been born in western Indonesia, officials said Monday, a rare sanctuary birth for the critically endangered animal with only several dozen believed to be left in the world.

Another Sumatran Rhinoceros was born in an Indonesian sanctuary last week, the Environment Ministry said, the second birth of this critically endangered animal at the reserve this year. The black rhino,

A critically endangered Sumatran rhino has been born on Indonesia’s western island of Sumatra. The rhino is the second to be born in the country this year and is a very welcome addition to the endangered species.

According to zoo officials, 11-year-old eastern black rhino Jozi gave birth to a healthy 100-pound baby. It was announced mid-November that both Jozi as well as the zoo’s elephant Rose-tu were pregnant with babies expected by January at the latest.

An eastern black rhino has given birth at Oregon Zoo, Portland US. The species of rhino is classed as critically endangered. Oregon Zoo have said they're "really excited" about the new edition.