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

Precambrian time covers the vast bulk of the Earth's history, starting with the planet's creation about 4.5 billion years ago and ending with the emergence of complex, multicelled life-forms ...

Wild bison will soon be found roaming in UK woodland for the first time in 6,000 years thanks to ... “is the closest living relative to ancient steppe bison, which once roamed Britain ...