In zoology, the term “bipedal” refers to animals that use only two legs for walking. There are several groups of modern species considered habitual bipeds, meaning two-legged walking is their normal ...
Artist's reconstruction of Sonselasuchus cedrus in its environment in what is now Petrified Forest National Park, 215 million years ago. (Artwork by Gabriel Ugueto) (CN) — An ancient crocodile ...
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