WASHINGTON — 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 the ...

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 the first animals ...

Previously the earliest known reptile footprints, found in Canada, were dated to 318 million years ago. The ancient footprints from Australia were found on a slab of sandstone recovered near ...