 and how those genomes worked. The scientists decided to focus their quest on the woolly mammoth, a shaggy species of elephant that roamed the tundra thousands of years ago. Initially, we had embarrassingly bad ideas. I'm a little ashamed to admit it. We said, oh, you know, that looks like a good looking piece of mammoth on eBay. Let's try that. eBay is a bad place to get your mammoth samples.