It may be possible to restore extinct megafauna like giant horses, North American cheetah, cave bears, etc. by means of genetic engineering.
Just this weekend at a meeting I wondered if it were possible to restore the orginal cattle (today’s cow is a completely human-derived animal).
I’m not endorsing this, but it ought to provoke discussion.
Article in Science Daily.
October 3. More on this at Carnivore Conservation. “What is wrong with USA? Not enough giant cheetahs!”