The ancient footprints from Australia were found on a slab of sandstone recovered near Melbourne and show reptile-like feet ...

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WASHINGTON (AP) — Scientists in Australia have identified the oldest known fossil footprints of a reptile-like animal, dated to around 350 million years ago. The discovery suggests that after ...

How Ancient Reptile Footprints Are Rewriting the History of When Animals Evolved to Live on Land WASHINGTON (AP) — Scientists in Australia have identified the oldest known fossil footprints of a ...

a group of animals which today includes mammals, birds and reptiles. Its ancestor tetrapods — notable for their four limbs — split into two groups, amniotes and amphibians. While amphibians ...