After numerous attempts over the years, a healthy rhesus monkey has finally been created by cloning. The clone was born in China on 16 July 2020, but its existence has only now been revealed.

Now, Chinese scientists have cracked another egg in the cloning game, successfully creating the first healthy rhesus monkey (Macaca mulatt) called Retro. This feat is a giant leap for mankind ...

But primates have proven tricky. For instance, one earlier experiment only saw one monkey out of 35 foetuses make it, and even then, it only lasted a day. Even the current "successful" experiment ...