Ambulocetus - Wikipedia
Ambulocetus (Latin ambulare "to walk" + cetus "whale") is a genus of early amphibious cetacean [ a ] from the Kuldana Formation in Pakistan, roughly 48 or 47 million years ago during the Early Eocene (Lutetian). It contains one species, Ambulocetus natans (Latin natans "swimming"), known solely from a near-complete skeleton.
A Walking Whale: Ambulocetus - American Museum of Natural History
2013年3月6日 · One such “walking whale” is Ambulocetus (am-bew-lo-SEAT-us) natans, which lived about 49 million years ago in what is now northern Pakistan, in long-lost coastal shallow seas and brackish rivers.
Ambulocetus - Dinosaurs - Pictures and Facts
Ambulocetus was a prehistoric mammal which lived approximately 50 million years ago during the Early Eocene Period. It was first discovered in 1993 by Johannes G.M. Thewissen and Sayed Taseer Hussai in Pakistan.
The evolution of whales
Isotopic analyses help us figure out the likely habitats of extinct whales like Ambulocetus. Whales that evolved after Ambulocetus (Kutchicetus, etc.) show even higher levels of saltwater oxygen isotopes, indicating that they lived in nearshore marine habitats and were able to drink saltwater as today’s whales can. These animals evolved ...
The Evolution of Whales: 3. Ambulocetus - PopSciColl
Ambulocetus. The 3 metre long Ambulocetus in its swimming posture. Its legs were strong enough that it could still walk on land. It lived in the Eocene period, roughly 50-49 million years ago. Roughly five million years after Pakicetus first evolved, Ambulocetus appears in …
Weird fossil of the week: Ambulocetus - Earth Archives
Ambulocetus, or the “walking whale,” was a strange-looking 10-foot-long cetacean from the Eocene Epoch some 45 million years ago that could both walk on land and swim proficiently. Ambulocetus is a transitional form, or what some people call a “missing link.”
When whales walked on four legs - Natural History Museum
One species of these relatives was called Ambulocetus. It lived in or near estuaries about 50 to 48 million years ago. Like Pakicetus, it spent time both in and out of water, but its large feet looked more like flippers than its ancestor's longer legs. It also used its tail for swimming.