Researchers in Kenya successfully transplanted a white rhino embryo into a female surrogate for the first time. The pregnant mother-to-be died from an unrelated illness before she could give birth, but the procedure showed that some of the world's rarest animals can still be saved.
More northern white rhino embryos have been created in a lab in the race to save the subspecies from extinction. There are now five in total.
Sadly, this success story only stretches as far as the southern subspecies of the white rhino.
Before it died in what is now Siberia, this ice age puppy ate a chunk of woolly rhino meat.
Two embryos have been created from the eggs of the last living northern white rhinoceroses.
A mission meant to save critically endangered rhinoceroses by transferring them to a wildlife sanctuary in Kenya has ended in tragedy. And now we know why.
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