Scientists revisited tracks made by a shorebird, a lizard, a cat-like predator and some sort of large herbivore at what is now John Day Fossil Beds National Monument ...

Bennett also analyzed two other trace fossils — from mammals from a more recent time period. One showed prints of a three-toed ungulate, possibly a rhinoceros or ancient tapir. The other ...

In prints that are preserved - for millions of years in the ... Hay Kranen via Wikimedia Commons (CC BY 4.0) Dinosaur tracks are a type of trace fossil. These are evidence of an animal's activity when ...

“These trace fossils are in ash. So, there’s a volcano that erupted and the ash settled, it was wet, and then this cat happened to walk right over this, leaving the little paw prints behind.

According to Professor John Long from Flinders University, these imprints challenge the traditional view of reptile evolution. According to the experts, the tracks suggest that these animals may have ...

In other words, the appearance of reptiles—and by extension, the evolutionary branch that leads to humankind—gets pushed back by 35 million years. The team’s conclusions also mean that the split ...

“Trace fossils definitely do tell stories,” said Conner Bennett, lead author of a study describing the find and three others that was published in February in the journal Palaeontologia ...