Scientists in Australia have identified the oldest known fossil footprints of a reptile-like animal on a slab of sandstone ...

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 ...

Per Erik Ahlberg shows an artist's illustration of the possible appearance of a reptile-like creature that lived around 350 million years ago in what's now Australia. The animal was around 2 ½ ...