![Cloned rhesus monkey in cage](png/4308c021-ff53-497b-b44a3608a95433e9_sourcec72e.png)
Meet ReTro, the First Cloned Rhesus Monkey to Reach Adulthood
A method that provides cloned embryos with a healthy placenta has led to the first cloned rhesus monkey that has survived to adulthood and could pave the way for more research involving the primates