Scientists discover Sonselasuchus cedrus, a poodle-sized ancient crocodile relative that walked on four legs as a juvenile before transitioning to bipedal locomotion as an adult—a rare transformation in the fossil record.
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This ancient crocodile relative grew up on four legs then walked on two
Sonselasuchus Cedrus Species name
Poodle-Sized Body size
Four Legs To Two Legs Locomotion change