Do you have a reference for this? I'm not being sarcastic, but genuinely interested.
> Do you have a reference for this?
http://news.bbc.co.uk/2/hi/science/nature/1446706.stm
Thursday, 19 July, 2001, 11:22 GMT 12:22 UK
Jurassic chicken '50-100 years off'
...
As Philip Cohen writes in the magazine New Scientist, there have been some initial successes.
A Californian team has managed to get the beaks of chicken embryos to grow tooth buds, something their ancestors lost the ability to do 60 million years ago.
...