Pakicetus | Eocene epoch, whale ancestor, India | Britannica
Pakicetus, extinct genus of early cetacean mammals known from fossils discovered in 48.5-million-year-old river delta deposits in present-day Pakistan. Pakicetus is one of the earliest whales and the first cetacean discovered with functional legs.
Pakicetus: The First Whale Was a Land Animal | AMNH
2013年8月7日 · Straddling the two worlds of land and sea, the wolf-sized animal was a meat eater that sometimes ate fish, according to chemical evidence. Pakicetus also exhibited characteristics of its anatomy that link it to modern cetaceans, a group made up of …
When whales walked on four legs - Natural History Museum
Pakicetus (pictured above) looked nothing like a whale, but it would have felt at home in the water. It lived on land, on the edge of lakes and riverbanks in what is now Pakistan and India. It hunted small land animals and freshwater fish, and could even hear underwater.
Whale Evolution | AMNH - American Museum of Natural History
Ear bones from Pakicetus show a feature that is unique to whales, placing it as the earliest known member of the modern whale lineage. Ambulocetus natans means ‘walking whale that swims,” referring to its lifestyle both in water and on land.
Evolution of Whales Animation | Smithsonian National Museum of …
Animated video showing the rapid evolution of whales, from walking Pakicetus 48 million years ago, to the swimming Llanocetus 34 million years ago.
How Ancient 'Deer' Lost Their Legs and Became Whales
2021年3月19日 · The evolutionary descendant of Indohyus, called Pakicetus, began to adopt a more aquatic lifestyle as they abandoned a vegetarian diet, based on the way their teeth look, Thewissen says. These creatures looked a little like wolves with elongated bodies, and also lived in the India-Pakistan region.
Pakicetus, A Four-Legged Furry Carnivore That Was a Prehistoric …
P BS 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...
Pakicetus Facts and Figures - ThoughtCo
2019年10月31日 · Here's an in-depth profile of Pakicetus, including this prehistoric whale's characteristics, behavior, and habitat.
Origin of Whales in Epicontinental Remnant Seas: New …
Pakicetus inachus from the early Eocene of Pakistan is the oldest and most primitive cetacean known. The dentition of Pakicetus resembles that of carnivorous mesonychid land mammals as well as middle Eocene cetaceans.
Pakicetus | Fossil Wiki | Fandom
Pakicetus is a genus of extinct terrestrial carnivorous mammal of the family Pakicetidae which was endemic to Pakistan from the Eocene (55.8 ± 0.2—40 ± 0.1 million years ago). Pakicetus existed for approximately 15.8 million years.
- 某些结果已被删除一些您可能无法访问的结果已被隐去。显示无法访问的结果