A new species of diminutive baleen whale that lived between 3.5 and 2.5 million years ago (Late Pliocene) has been described by U.S. paleontologists led by Dr Robert Boessenecker, from fossils found in California. Artistic reconstruction of Herpetocetus morrowi in the late Pliocene Pacific Ocean off southern California. The fish depicted in the upper left is a sheephead, Semicossyphus sp. Image credit: Robert Boessenecker. The newly discovered prehistoric...
