P. antiquus grew as large as 13 feet tall at the shoulder and weighed over 29,000 pounds. At a fossil site in Rome, Italy paleontologists uncovered a set of straight-tusked elephant remains dating ...
Scientists previously thought hopping was impossible for Protemnodon goliah.
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Ancient giant kangaroos could have hopped despite their huge size
Long thought to have walked bipedally, like us, Australia’s extinct giant kangaroos have features that indicate they could ...
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