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Artist's restoration of a school of Grendelius. This timeline of ichthyosaur research is a chronological listing of events in the history of paleontology focused on the ichthyosauromorphs, a group of secondarily aquatic marine reptiles whose later members superficially resembled dolphins, sharks, or swordfish.
Apart from the obvious similarities to fish, ichthyosaurs also shared parallel developmental features with dolphins, lamnid sharks, and tuna. This gave them a broadly similar appearance, possibly implied similar activity levels (including thermoregulation), and presumably placed them broadly in a similar ecological niche. Ichthyosaurs were not ...
Squalodontidae or the shark-toothed dolphins is an extinct family of large toothed whales who had long narrow jaws. [2] Squalodontids are known from all continents except Antarctica, from the Oligocene to the Neogene , but they had a maximal diversity and global distribution during the Late Oligocene and Early to Middle Miocene ( 28 to 15 mya ).
A 'butchered' common dolphin was found ashore a New Jersey beach on Oct. 30, and now federal authorities are investigating the animal's death.
A newly identified ancient skull found in Peru has revealed an extinct giant called Pebanista yacuruna that offers insight into the evolution of freshwater dolphins.
Dolphin found shot to death on Louisiana beach, $20,000 reward offered. Dan Gooding. April 24, 2024 at 5:51 PM. A dolphin was found with multiple gunshot wounds on West Mae’s Beach in Louisiana ...
The overwhelming majority of sharks have no interest in hunting humans, as there is plenty of prey available for them to hunt in the nearby waters. Larger species of shark prefer seals, dolphins, and large fish like tuna and billfish, which are found in the waters around the estuary.
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