Najin (background), 30, and her offspring Fatu, 19, two female northern white rhinos, the last two northern white rhinos left on the planet, graze in their secured paddock on August 23 ...

With only two non-reproductive females remaining, the northern white rhinoceros (Ceratotherium simum cottoni) is functionally ...

Both black and white rhinoceroses are actually gray. They are different not in color but in lip shape. The black rhino has a pointed upper lip, while its white relative has a squared lip.

"The main goal is to have pure northern white rhinos." Mark was the science editor at Mashable. After working as a ranger with the National Park Service, he started a reporting career after seeing ...

Scientists have successfully created two embryos from the northern white rhino – a crucial turning point in the race to save the majestic animal from extinction. The last two northern white ...

Najin, one of only two female northern white rhinos left in the world, walks in the pen where she is kept for observation. AP Photo/Sunday Alamba When Sudan, the world’s last male northern white ...

Joseph Wachira, a keeper at the Ol Pejeta Conservancy in Kenya, says goodbye to Sudan, the last male northern white rhinoceros. Sudan died in 2018. Two females of the subspecies remain.