Well for the finches on the Galapagos, at least most likely in most cases, geographical separation wasn't to blame for different species arising....
What you say is true. But it is also true that the U.S. isn't going to start war with N. Korea. So any pressure that China put on North Korea...
If China didn't want a reunified Korea on their border, they would not put pressure on North Korea.
I have heard many kinds of critter being called whatever species. I have never heard them being referred to as sub-species. Next, as to what...
Did you read this thread? Bobcats and lynx are generally referred to as different species of cat. Etc. times zillions. Also, Homo...
I have never heard that. And no sane country would ask one country to nuke another. For one reason, I have heard that it would only take about 7...
What. Are you kidding? The U.S. isn't holding them back. The results of the Korean war is. So read more.
Why? Basically because they would have to fight South Korea too! Because South Korea in no way wants war with the north. One of the reasons...
Separate names with a comma.