Igor Purlantov Favorite quote: “The greatness of a nation and its moral progress can be judged by the way its animals are treated” - Mahatma Gandhi
Tuesday, March 19, 2013
Extinct Animals Could Come Back
Until recently, the arrow of natural selection seemed to go only one
way. A species could form, then it could flourish, then it could go
extinct. And once it was extinct, it could not come back. Now, though, some scientists say they see a new path.