A new species ofgiant saber-toothed cat has been identified, providing fresh insights into the history of North America’s prehistoric predators. This remarkable animal, which lived between 5 million ...

Millions of years before modern civilization, Earth belonged to giant predators, massive herbivores, and creatures that seem almost impossible today. Saber-tooth cats stalked the plains, terror birds ...

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The fossil was recovered from the Chiting Formation, a geological deposit in southwestern Taiwan formed roughly 800,000 to 400,000 years ago during the Pleistocene epoch. Cheng-Hsiu Tsai of National ...

Sloth in prison -- The Great Basin now and then -- A zoologically impoverished world -- Dating an ass -- A stable of ground sloths -- Extinct mammals, dangerous plants, and the early peoples of the ...