A team of scientists found prehistoric animal footprints that indicate how creatures behaved in Oregon as far back as 50 million years ago.

John Day Fossil Beds National Monument, located in Wheeler and Grant counties in east-central Oregon, houses one of the longest and most complete fossil records of plants and animals from the ...

The study, titled “Following their footsteps: Report of vertebrate fossil tracks from John Day Fossil Beds National Monument, Oregon, USA,” was published in Palaeontologia Electronica.