Fossilised tracks show earliest known evidence of mammals at the seashore
Scientists have found the earliest-known evidence of mammals at the seashore, in a former water lagoon at the Hanna Formation of Wyoming. Footprints left by two species of mammals – one identified and one not – were made 58 million years ago, according to analysis by the US experts. The identified mammal species is Coryphodon, a primitive … Read more