Related topics: conservation · extinction

World's last male northern white rhino, Sudan, dies

The death of the world's last male northern white rhino, Sudan, doesn't end efforts to save a subspecies of one of the world's most recognizable animals. The focus now turns to his stored semen and that of four other dead ...

Scientists successfully transfer first test tube rhino embryo

Scientists in Europe said Tuesday they've successfully transferred a test tube rhino embryo back into a female whose eggs were fertilized in vitro, as part of an effort to save another nearly extinct sub-species of the giant ...

Climate change wiped out the 'Siberian unicorn'

New research has shed light on the origin and extinction of a giant, shaggy Ice Age rhinoceros known as the Siberian unicorn because of its extraordinary single horn.

Rhino horns, elephant tusks seized in Vietnam

Police in Vietnam have seized more than 700 kilograms (1,500 pounds) of rhino horns and elephant tusks believed to have originated from Mozambique, state media said Friday.

The Red Queen was right: We have to run to keep in place

Biologists quote Lewis Carroll when arguing that survival is a constant struggle to adapt and evolve. Is that true, or do groups die out because they experience a run of bad luck? Charles Marshall and Tiago Quental of UC ...

A 'smoking gun' on the Ice Age megafauna extinctions

It was climate that killed many of the large mammals after the latest Ice Age. But what more specifically was it with the climate that led to this mass extinction? The answer to this is hidden in a large number of sediment ...

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