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TOPIC: Dinosaurs


L

Posts: 131433
Date:
Two titanosaurs
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Scientists unveiled bones from two 82-foot behemoths they said were the largest dinosaurs ever found in Australia.
Fossilised bones from the two titanosaurs were found in 2005 and 2006 by ranchers near the town of Eromanga, 600 miles west of the Queensland state capital, Brisbane.
They were put on display for the first time at the Queensland Museum on Thursday after a long period of excavation and scientific identification.

"These are the largest bones ever discovered in Australia. They would have been about two buses in length" - Scott Hocknull, museum curator.

The biggest of the bones - a humerus, from a foreleg - measures 5 feet long and weighs 220 pounds.
The two recent finds - nicknamed Cooper and George - indicated the animals were about 23 feet longer than the previous biggest reported titanosaur whose remains were found in Australia, also in Queensland in 1999.
Rancher Stuart Mackenzie said he stumbled across the first bone while mustering cattle on a motorbike on his property two years ago.

Source AP

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L

Posts: 131433
Date:
Dinosaurs
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An adolescent female Tyrannosaurus rex died 68 million years ago, but its bones still contain intact soft tissue, including the oldest preserved proteins ever found, scientists say.
And a comparison of the proteins chemical structure to a slew of other species showed an evolutionary link between T. rex and chickens, bolstering the idea that birds evolved from dinosaurs.

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L

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There is something about dinosaurs that really gets people going. These fascinating creatures, which survived for more than 180 million years (36 times longer than human existence thus far) triggered Stephen Spielberg's imagination to an such extent that he ended up spectacularly resurrecting them in the 1993 film Jurassic Park, which further inspired three other movies.

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L

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Date:
Burrowing dinosaurs
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The 95-million-year-old bones of an adult Oryctodromeus cubicularis and two juveniles were found jumbled together in a burrow about 15 miles from Lima, Montana State University palaeontologist David Varricchio said in an online paper published March 21 by the British scientific journal, Proceedings of the Royal Society B. Co-authors were Yoshihiro Katsura, a former MSU graduate student, and Anthony Martin from Emory University in Atlanta.

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L

Posts: 131433
Date:
Fossilised remains
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 Fossils have fired the human imagination for thousands of years. To ancient civilisations they were objects of fear and wonder. Now, the legends these strange, beautiful relics inspired are celebrated in a major exhibition.
Ancient bones and other fossilised remains have been known to humans for millennia but it is only over the past 300 years or so that their true origins have been revealed. Until then, a rich folklore sought to explain these enigmatic relics from the past. Every culture in every country, it seems, wanted an explanation for the unusual objects and bizarre shapes that often seemed to emerge, as if by magic, from the ground.

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L

Posts: 131433
Date:
The biggest dinosaur
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What was the biggest dinosaur? That’s a question I’m often asked when I talk to kids. My usual response is: "When you say biggest, do you mean tallest, longest or heaviest? That’s not the same dinosaur."

A recent report by Kenneth Carpenter, of the Denver Museum of Nature & Science, suggests I have been wrong. One dinosaur might have worn all three crowns.
In 1878, workers for Philadelphia paleontologist Edward Drinker Cope discovered part of a large backbone at a site near Canon City, Colo. It was in a rock unit called the Morrison formation, which has produced many well-known Jurassic dinosaurs including apatosaurus (formerly brontosaurus), stegosaurus, diplodocus and allosaurus.
The spine bone was from the lower back, just in front of the hips, and was incomplete. It alone was 5 feet tall, and Carpenter estimated that when complete, the width of the spine would have been 9 feet. Cope named the animal Amphicoelias fragillimus.
Contenders for the largest dinosaur include supersaurus (which might have been just a very large diplodocus) and seismosaurus from the Morrison, and argentinosaurus and antarctosaurus from Argentina. All measured 100 to 120 feet in length and weighed between 40 and 100 tons.
Amphicoelias blows them all out of the water. According to Carpenter, if scaled up from diplodocus, amphicoelias would have been 190 feet long and weighed 135 tons.

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L

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Date:
Madhya Pradesh Dinosaurs
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In a remarkable feat, three amateur explorers have stumbled upon more than 100 fossilised eggs of dinosaurs in Madhya Pradesh. The eggs, belonging to the Cretaceous Era (approximately 144 to 65 million years ago), have been discovered in Kukshi-Bagh area of Dhar district, some 150 kms south-west of Indore.
The rare find is a significant step in the study of the pre-historic life in  Narmada Valley.

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L

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Walking with Dinosaurs
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What does it take to bring a dinosaur to life — or at least a life-sized recreation?
Start with 296 metres of fabric stretched over 132 metres of foam. Stuff the contraption with a kilometre of cabling, six hydraulic motors and a dozen truck batteries. Program 24 computers to control the reptile's every move and cover with 200 litres of paint.
Finished product: A 2-ton Torosaurus that stomps, snorts and roars on remote-controlled demand.
The horned herbivore is one of 15 animatronic dinosaurs making their world debut on Wednesday in Sydney in a stage production of the popular British Broadcasting Corp. documentary, "Walking with Dinosaurs."

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L

Posts: 131433
Date:
RE: Dinosaurs
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The Department of Mineral Resources sighted 10 footprints of a dinosaur at Phu Hin Rongkla National Park in Phitsanulok province.
The ancient marks can be found on sandstones at Phuhin Rongkra National Park, and they were discovered in November last year. Each footprint consists of three fingers that are 40 centimetres long and 30 centimetres wide. The distances between each footprint are around 120 to 140 centimetres, and they are imprinted on 130-million-year sandstones.
The officials from the Mineral Resources Department will conduct further studies on this astounding discovery, and they will also be displayed at Phu Wieng Dinosaur Museum in Khon Kaen province and Sirindhorn Museum in Kalasin province.

Source Thaisnews

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L

Posts: 131433
Date:
Turiasaurus riodevensis
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Fossils found in Spain belong to what was probably Europe's biggest ever dinosaur, according to scientists.
Turiasaurus would have been 30 to 37 metres long, and would have weighed between 40 and 48 tonnes.
Writing in the journal Science, researchers say the beast is probably the only member so far discovered of a European group of Jurassic reptiles.

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