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What's the Largest Land Animal That Ever Existed on Earth?
In many cases, some potential contenders exist only as a few bones today, complicating the story. 1. Amphicoelias fragillimus Amphico...
HowStuffWorks via Yahoo
5 days ago
7 Scary Extinct Animals That Were Absolute Terrors
If you thought sea monsters were just the stuff of myth, you thought wrong. With giant, razor-sharp teeth, ancient cetaceans — the ancestors...
HowStuffWorks via Yahoo
2 days ago