Futureproof Extra: The Trouble with Cloning Birds

Jurassic Park came out in 1993, then "Dolly" the sheep was cloned in 1996, and yet here we are more than two decades later and we still haven’t got a dinosaur theme park. So, what’s the hold-up? Well aside from the many significant ethical issues, the scientific challenges are huge and one in particular that adversely affects much more reasonable de-extinction projects is the simple fact that right now we can’t clone birds or dinosaurs for that matter. Why? Ben Novak is Lead Scientist with Revive & Restore, he joins Jonathan to discuss.