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 ...

No, you won’t find any whales here. You have to go ashore. Meet Pakicetus. The very first whale. Life on Earth spent millions of years clawing its way out of the oceans. But whales took all that ...

Once land-dwelling creatures that walked on four legs, these marine mammals evolved from their ancestors, like Pakicetus, which roamed the shores of present-day Pakistan. Pakicetus, a goat-sized ...