PBS Nova explained how a small, furry prehistoric four-legged, semi-aquatic carnivore called the Pakicetus was a direct ancestor to fully aquatic whales and dolphins. This was determined by a bone ...

Their land-dwelling ancestors lived about 50 million years ago. Meet Pakicetus, a goat-sized, four-legged creature that scientists recognise as one of the first cetaceans (the group of marine animals ...

One of the first cetaceans, Pakicetus, was a goat-sized creature that lived along the banks of lakes and rivers in present-day Pakistan. Although it looked nothing like a whale, Pakicetus ...