{"id":3884,"date":"2023-03-24T15:18:03","date_gmt":"2023-03-24T14:18:03","guid":{"rendered":"https:\/\/www.lakebeyond.com\/?p=3884"},"modified":"2023-03-24T15:18:03","modified_gmt":"2023-03-24T14:18:03","slug":"is-loch-ness-monster-a-plesiosaur","status":"publish","type":"post","link":"https:\/\/www.lakebeyond.com\/is-loch-ness-monster-a-plesiosaur\/","title":{"rendered":"Is loch ness monster a plesiosaur?"},"content":{"rendered":"

Loch Ness is a freshwater lake in the Scottish Highlands. Its surface area is56 square miles (146 km2). Ness is the third largest loch by surface area in Scotland, after Loch Lomond and Loch Morar. The loch has more than double the volume of water in all the lakes of England and Wales combined. Its deepest point is 755 feet (230 m), making it the second deepest loch in Scotland after Loch Morar. Ness is home to the Loch Ness Monster, a cryptid which is reputed to inhabit the loch.<\/p>\n

There is no clear answer, as there is no clear evidence of the Loch Ness Monster’s existence. Some people believe that the Loch Ness Monster is a plesiosaur, based on eyewitness accounts and purported sightings, while others believe it is a hoax or an overestimation of a known animal.<\/p>\n

Were there freshwater plesiosaurs? <\/h2>\n

Plesiosaurs were previously thought to only live in oceans, but a recent finding of their fossils in freshwater rivers in Morocco has changed that. This new discovery provides insights into the diversity of these creatures and how they adapted to different environments.<\/p>\n

Plesiosaurs were a large group of marine reptiles that became extinct at the end of the Cretaceous period. The cause of their extinction is thought to be the K-T event, a large asteroid impact that occurred approximately 66 million years ago.<\/p>\n

What group is the plesiosaur in <\/h3>\n
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Plesiosaurs are a group of secondarily aquatic carnivorous reptiles belonging to the clade Sauropterygia within the diapsid clade Euryapsida (Tayor, 1989; Caldwell, 1997). The Plesiosauria has retained phylogenetic validity for well over 150 years, since the formal identification of the clade by de Blainville (1835). Plesiosaurs were long-necked, predatory animals that flourished during the Jurassic and Cretaceous periods. Although they were once thought to be closely related to dinosaurs, they are now known to be more closely related to lizards and snakes.<\/p>\n

The Plesiosaur fossil remains were discovered back in 1995 by a team of paleontologists. The fossil was brought to the Glenrock Paleontological Museum where it was studied on and off over the years. The Plesiosaur is a large marine reptile that lived during the Mesozoic era. It is thought to have been a very successful predator, preying on large fish and other marine reptiles.<\/p>\n

What is the closest living relative to a plesiosaur? <\/h2>\n

The most recent studies on the subject suggest that plesiosaurs are most closely related to turtles, and should be grouped together under the Pantestudines classification – a sister group of Archosauria. This is an exciting new development in our understanding of these creatures, and will no doubt lead to further discoveries in the future.<\/p>\n

Dinosaurs, Pterosauria, mosasaurs, Ichthyosauria, and plesiosaur all have a common ancestor, but each took a different evolutionary path. Dinosaurs are vertebrates and most of them are reptiles, while Pterosauria belongs to flying reptiles, and mosasaurs, Ichthyosauria, and plesiosaur are marine reptiles.<\/p>\n

What killed the plesiosaurs? <\/h2>\n
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The Cretaceous period ended with a mass-extinction event that wiped out a majority of plankton species. This had a ripple effect on the food chain, as plankton-eating fish like the plesiosaurs and mosasaurs also declined in number. Ultimately, this led to the disappearance of these reptiles.<\/p>\n

It is interesting to note that the skeletons of walruses are not very flexible. This means that they are not able to articulate their limbs in a way that would allow them to walk on their hands and feet like eared seals can. This is a fascinating adaptation that allows them to move in their aquatic environment.<\/p>\n

Did plesiosaurs survive the asteroid <\/h3>\n

The asteroid that hit Earth 66 million years ago and caused the extinction of the dinosaurs also killed off many other creatures, including flying pterosaurs, marine predators like mosasaurs and plesiosaurs, and 75% of all life on the planet. The impact of the asteroid was so great that it caused a global change in the climate, which led to the extinction of these and many other creatures.<\/p>\n

Pliosaurs and Plesiosaurs were two types of largemarine reptiles that thrived during the Jurassic and Cretaceous periods. Some Plesiosaurs evolved into the short-necked, large-headed pliosaurs, such as the enormous Predator X. Both types of reptiles died out 66 million years ago, along with the dinosaurs.