>Here at least American's are being right to care about 3000 tigers or lions instead of over 7 billion humans. Assuming the sale of 1 of those 7 billion could

>Here at least American's are being right to care about 3000 tigers or lions instead of over 7 billion humans. Assuming the sale of 1 of those 7 billion could save N of those 3000, how big would N be before you support it? If need be, you don't need to pick the 1 at random but can select based on what ever criteria you desire.