WebPakicetus is an extinct genus of amphibious cetacean of the family Pakicetidae, which was endemic to Pakistan during the Eocene. This four-footed land mammal named Pakicetus, living some 50 million years ago … Based on the sizes of specimens, and to a lesser extent on composite skeletons, species of Pakicetus are thought to have been 1 metre (3 ft 3 in) to 2 metres (6 ft 7 in) in length. Pakicetus looked very different from modern cetaceans, and its body shape more resembled those of land-dwelling hoofed mammals. Unlike all later cetaceans, it had four fully functional long legs. Pakicetus had a long snout; a typical complement of teeth that included incisors, canines, …
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Web6 de dez. de 2024 · These mammals have developed and contain positively selected genes that allow the animal to swim, breath and see underwater. With the new adaptions, the … WebView 4.01.pdf from MARINE SCI 103 at Florida Virtual School. Name: Jordan Rios Date: 03/26/23 Marine Biodiversity Activity Worksheet—Whale Evolution Instructions: Complete parts one, two, and three grand oasis cancun all inclusive with airfare
How did Ambulocetus swim? - SV OG
WebPakicetids have been found in or near river deposits in northern Pakistan and northwestern India, a region which was probably arid with only temporary streams when these animals … WebB. The backbone of Ambulocetus, which allowed it to swim, provides evidence of its missing fluke. C. Although Ambulocetus had no fluke, its backbone structure shows that it swam like modern whales. D. By moving the rear parts of their bodies up and down, modern whales swim in a different way from the way Ambulocetus swam. WebPakicetus Ambulocetus Rodhocetus Basilosaurus Zygorhiza Year reported Country where found Geological age (mya) Habitat (land, fresh water, shallow sea, open ocean) Skull, … chinese indentured servants in cuba