The specimen, likely to be of the ancestors of modern whales, would have helped geologists assess the paleontological ...

The fossil is assumed to be of the now extinct genera Rodhocetus or Ambulocetus – ancestors of modern whales. Whales evolved from land mammals about 50 million years ago. Fossils of primitive ...

Fossils of Ambulocetus, found in ancient estuary sediments, suggest it lived both on land and in water, bridging the gap ...