Scientists have decoded the genome of the Sumatran rhinoceros - one of the most threatened mammals on Earth. Its genetic blueprint shows that populations have been in decline for a very long time.

The Sumatran rhino is down to fewer than 100 animals, including this female, Rosa The future of the critically endangered Sumatran rhino has been struck a blow, with the death of Malaysia's last male.

The Cincinnati Zoo plans to mate its lone female Sumatran rhino, 9-year-old Suci, with the only other member of the species on the continent. The hitch: The would-be father is Suci's little ...

JAKARTA--A critically endangered Sumatran rhino was born in Indonesia’s western island of Sumatra on Saturday, the second Sumatran rhino born in the country this year and a welcome addition to a ...

Fragmented habitat makes it hard for Sumatran rhinos to procreate and thrive. National Geographic is supporting a conservation effort that may help. ByLauren E. James This story appears in the ...

An image of a second wild Borneo rhino has been captured by scientists in Malaysia using a motion-triggered camera. Only 25-50 Borneo rhinos, a subspecies of the critically endangered Sumatran rhino, ...