Found on the southern coast of Peru, this amphibious creature had a tail and hooves and was the oldest preserved fossil of ...
A 444-million-year-old fossil named "Sue" preserves internal organs of Keurbos susanae, raising questions about arthropod ...
In a remote region of northern Australia, an armless creature writhed deeper into the dirt and pushed itself along with its clawed toes. But something turned its world upside down, wrenching it toward ...