A rhinoceros who spent four decades at the Louisville Zoo died Wednesday, zoo officials announced in a news release. The southern white rhinoceros, Sindi, was 41 years old, Louisville Zoo spokesperson ...

A rhinoceros is pregnant through embryo transfer in the first successful use of a method that conservationists said might later make it possible to save the nearly extinct northern white rhino ...

There are two known Northern white rhinoceroses left in the world, but scientists say a breakthrough with invitro fertilization - and a surrogate Southern white rhinoceros - could create a path to ...

A rhinoceros was successfully impregnated through embryo transfer, marking the first successful use of the method. The pregnancy was discovered after the surrogate mother's death due to a bacterial ...

SANTIAGO, Chile — Hannah, a 13-year-old white rhinoceros, has delivered a newborn calf in a rare zoo birth for the almost endangered species. The arrival of the male calf, named Silverio, two weeks ...

The white rhinoceros is classified as “near threatened,” according to the World Wide Fund for Nature, a wilderness preservation organization. Manny Crisostomo Sacramento Bee file Sacramento residents ...

Zoo Atlanta welcomed the birth of its first southern white rhinoceros on Christmas eve. Park officials said in a press release that the calf appears healthy and strong and is receiving appropriate ...

Artificial insemination is now being used by the Brevard Zoo to help white rhinos avoid extinction. A White Rhinoceros feeds in its shelter at Knowsley Safari, near Liverpool, northern England on May ...

NAIROBI — Researchers say a rhinoceros was impregnated through embryo transfer in the first successful use of a method that might later make it possible to save the nearly extinct northern white rhino ...