Rare white rhino dies in US

A northern white rhinoceros—one of just four remaining worldwide—has died at the San Diego Zoo, officials said.

Highly endangered 100-year-old turtle given last chance to breed

A female Yangtze giant softshell turtle (Rafetus swinhoei) - potentially the last female of her species - has been artificially inseminated at the Suzhou Zoo in China. The procedure, an international effort, brought together ...

New genetic technologies offer hope for white rhino

With support from the Seaver Institute, geneticists at San Diego Zoo Institute for Conservation Research are taking the initial steps in an effort to use cryopreserved cells to bring back the northern white rhino from the ...

In Kenya, the end is nigh for northern white rhinos

This is what extinction looks like. No meteor from outer space, no unstoppable pandemic, no heroic, ultimately futile last stand. Instead poor sperm, weak knees and ovarian cysts mark the end of a lifeline cut short by human ...

Survival for some endangered species hinges on 'Frozen Zoo'

Whenever an endangered animal dies at the San Diego Zoo, researchers race out, regardless of the hour, to remove its sperm or eggs, maybe a bit of ear or eyeball, and carefully freeze the cells in liquid nitrogen.

Mitigation-driven animal translocations are problematic

The use of animal translocations as a means to mitigate construction projects and other human developments is a widespread animal-management tool. A paper published today, produced through collaboration of conservationists ...

Colombian condor repopulation program gets technology upgrade

Their wings spanning 10 feet or more as they glide serenely above Colombia's Andes, condors are majestic physical specimens. They have been important symbols here since pre-colonial times, when indigenous tribes saw them ...

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