Scientists discover two new species of burrowing mammal ancestors
Scientists have discovered two new species of burrowing animals that lived in northeastern China 120 million years ago. Skeletal remains of the species, called Fossiomanus sinensis and Jueconodon chenispiky, reveal they had claws designed for ‘scratch digging’ – a technique to create tunnels using the claws of the forelimbs. Experts at the American Museum of Natural … Read more