A new study reveals Tyrannosaurus rex took 40 years to reach full size, not 30, as previously thought. Researchers analyzed ...
A massive predator once roamed the Earth, towering over its rivals and casting a long shadow on the ancestors of T. rex. This giant, now known as Ulughbegasaurus, ruled the prehistoric world around 90 ...
A young apex predator that was hurt in a car crash recovered enough to return to the California wilderness, officials said. The male mountain lion had a fractured skull, head and eye trauma, and ...
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