The extraordinary evolution of Whales: From land to sea

The extraordinary evolution of Whales: From land to sea

Whales, the ocean's largest creatures, were once land-dwelling animals that walked on four legs. Around 50 million years ago, their ancestors roamed the shores, evolving into the marine giants we know today. 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 displayed remarkable adaptations for life in the wate…