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Can You Tell From the Shape of Dog Poo?
Cows were domesticated about ten thousand years ago. Because capillariat eggs don't infect swine, we know this must have come from cows instead. And what about the dogs? Can they tell through the microscope what dog poo is and mpe? Ya, well, if you think about it, in modern times, the shape of o dog poo and human poo is actually not quite that different. So they couldn't tell just from the shape. They couldn't tell from underneath the microscope. What they did was look at the chemicals in the fossil is species. As animals digest food, different animals produce different chemicals to break that food down. And so scientists can at
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