17 Colossal Animals from North America’s Ice Age Past
It’s hard to imagine now, but North America was once home to animals that could rival today’s largest land mammals—and then some. During the Ice Age, towering sloths, elephant-sized mastodons, and saber-toothed cats roamed the continent, leaving behind fossils and footprints that still spark curiosity. These weren’t just bigger versions of modern animals—they were uniquely …










