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Dinosaur News Thread!
http://news.yahoo.com/s/ap/20070920/...athered_raptor
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I would have posted this earlier but eh...the paleontologist in me is going "Yea and?". They've been saying for years that they had feathers....what's so different now?
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oh an..I thought the Velociraptor was 6 feet tall....I know it's not the best place for info...but isn't that what the Jurassic Park predators were? |
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"Jurassic Park" is in fact very lax when it comes to many biological and paleontological issues and shouldn't be trusted that much. |
The fact that many dinosaurs had feathers is nothing new. However, the implication here is not that velociraptor has feathers, but that it had feathers significant enough to have to be anchored to the bone. So these feathers were probably fairly large, possibly decorative in a way similar to a peacock's tail feathers.
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Interesting news, even though like others have said, some dinosaurs having feathers has been heavily speculated before.
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Heh, as a kid I shut out all speculation of dinosaurs having feathers because I thought they looked cooler without. Oh well, better start getting used to it.
As for size... I'm pretty sure Velociraptor was about 3 feet tall. It's been in all the dinosaur books I ever read. Utahraptor was more like 6 feet. I remember Compsognathus being chicken-sized. |
Sheldon, one of my fave web comics, has this to say about the Velociraptor having feathers: :lol:
http://www.sheldoncomics.com/strips/sd070924.gif |
Hahaha! That was pretty much it! :tlol:
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http://www.dinosauria.com/gallery/ch...lociraptor.jpg
This is Velociraptor. Deinonychus is also similar with feathers and all that, just a little bigger. They're nothing like in JP. |
Except for with some seriously hardcore feathers... enough to leave those quill knobs on bone!
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New Duck Billed Dinosaur Species!
http://news.yahoo.com/s/nm/20071003/sc_nm/dinosaur_dc_1
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http://d.yimg.com/us.yimg.com/p/nm/2...s_dinosaur.jpg Oooh.. I wonder if the bones will be put on display at the University of Utah's museum??? They have an AWESOME Dinosaur exhibit that I've been to several times. :D |
Very cool news! It's very interesting when especially well-preserved fossils are discovered (like the skin impressions)- it gives us more of an idea of what dinosaurs were really like.
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New species of Dinosaur? I'm finally happy again! Nothing perks a fella up like learning of a new species of Dinosaur.
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The bit about the skin impresions really piqued my curiosity, I didnt know it had been confirmed dinosaurs were scaly.
At my primary school they stopped teaching you stuff like that when you were like 8. And dinosaurs were only brought up briefly in biology. |
that sucks...back in high school my earth science teacher did a short bit on dinos...she let me do an xtra credit project creating my own dino...I used pics of bones of like 5 different species, traced them and somehow they fit together; i drew the animal's form around the skeleton, then an actual drawing and description. She loved it so much, she kept it and it turned into an assignment for future classes.
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New Titanasaur Dinosaur species discovered
http://news.yahoo.com/s/nm/20071015/...patagonia_dc_3
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*gets crosseyed trying to pronounce the name*...Lizard Chief eh? According to Wikipedia (good lord there's already a Wikipedia article on it). It's also spelled Futalongkosaurus. That's easier to pronounce! |
Another cool find, especially with how a lot of the environment was also fossilized. Plus, that dinosaur is pretty awesome looking. It'll be interesting to see what other fossils might be at that site. :)
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Nigersaurus most common dinosaur
http://news.yahoo.com/s/nm/20071115/...ur_vacuum_dc_2
A strange-looking dinosaur with rows of tiny teeth crammed into the very front of its jaws and fragile air-filled bones may have been the "cow of the Mesozoic," and far more common than better-known dinosaurs, scientists said on Thursday. Its shovel-shaped jaws and tightly packed teeth -- up to 10 rows of teeth -- allowed Nigersaurus taqueti to vacuum through ferns and other ground cover, a team led by Paul Sereno at the University of Chicago reported. The researchers used a combination of computer modeling, X-rays and good old-fashioned digging to build a model of an elephant-sized animal that lived 110 million years ago in what is now the Sahara desert in Niger. And they argue that their work calls into question some of the standard models of other related dinosaurs such as Diplodocus that show the creatures standing and browsing in the treetops. Such creatures, known as diplodocids, more likely grazed, Sereno writes in his report, published in the Public Library of Science journal PLoS ONE at http://www.plosone.org/doi/pone.0001230. Enough bone was found to show the orientation of the semicircular canals -- the organ of equilibrium. What they found astonished the researchers. "In everyday life this animal had its nose pointed towards the ground," Sereno told a news conference at the National Geographic Society, which helped pay for his 10-year study of the 30-foot-long (10 meter) Nigersaurus. What this says, argues Sereno, is that experts have long mistakenly believed that many herbivore dinosaurs behaved like living long-necked animals such as giraffes. "I think we were blindsided and missed the cows of the Mesozoic," Sereno said. FERN MOWER "We know from its brain that its head was down and we know from the neck that it operated like a boom," he added. "This was some kind of a fern mower the likes of which we had never seen." Fossilized pollen and other evidence show Africa was covered with ferns and other lush, low-growing plants. "Would there be some parallel of a cow in the Mesozoic or would it all go uneaten?" he asked. "We think the neck was simply for reach. It could simply sit there and mow a large area." The teeth were packed so tightly into rows that the top and bottom jaws acted like two single blades of a pair of shears. The researchers sawed a few teeth open. "You can actually see the daily increments of dentin," Sereno said. Nigersaurus was losing its teeth every 30 to 35 days, faster than any dinosaur known. But another tooth was always waiting behind the lost tooth. Sereno believes Nigersaurus and similar grazers were once the most common dinosaurs, but their fossils have been too fragile to have survived to be discovered. How does he know? Teeth. Similar teeth have been found in Europe, South America and in several parts of Africa. The vertebrae are hollow and the skull is so delicate that only bits and pieces remain from most of the animals. "It doesn't take much to weather these away," the University of Chicago's Bob Masek, who prepared the bones, said in an interview. "The skull is made light so the neck doesn't have to support a lot of weight," Masek said. |
One more "g" in the name and THEN this woulda been interesting.
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I think I just found a new racist name to use. :|
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Well, the pronunciation is either Nye-gersaurus or Knee-jair-saurus. But I'm sure people'll pronounce it wrong anyways...
I always enjoy hearing about new species, but I never thought I'd see one that reminded me of a hoover vacuum... :| |
Interesting find... :)
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It's pronounced Knee-Jur-saurus.
Here's a way cool National Geographic video on it. I love the National Geographic Society's youtube site. I could just watch the vids all day :D http://www.youtube.com/watch?v=m8lJKXn6MmQ |
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English is a crazy language when you think about it since new words can be pronounced in a number of different ways if nobody was any the wiser. |
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Mummified dinosaur remains found!!
http://news.yahoo.com/s/nm/20071203/...aur_mummy_dc_1
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Here's pictures of Dakota: The Skin (OMG! Scales! ) http://d.yimg.com/us.yimg.com/p/nm/2...saur_mummy.jpg What they believe Dakota looked like: http://d.yimg.com/us.yimg.com/p/ap/2...ummy_wx101.jpg I wanna see that special and get the books!! U can see the video footage here: http://news.yahoo.com/s/ap/20071203/...dinosaur_mummy |
That's pretty cool. Just hope there's not so much info that it's tempting to try to clone the critter...we don't need JP.
I'd liek to see a mummified dino that is completely different from what any paleontologist thought it'd look like...this one's a tiny different with the bigger butt muscles, but thats it so far. why do they wait so long to tell the public about new discoveries? 7 years ago! |
Does this do away with the view that dinos may have had feathers?
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I looooooove this stuff! This is great! I definitely want to find out more about this show coming up... :D
And the idea of feathers is more related to the theropods, raptors, coelosaurs, tyrannosaurs... |
Buslady: Paleontologists generally take 3 - 7 years to study their findings before they can come up with enough conclusive evidence they can release to the public. Sometimes tho it's also due to the fact that the remains were in storage and forgotten. Altho I think this time around they needed permission from the family who discovered it since it was found on THEIR land. The kid who found the remains is gonna definatly be profiting off it. They decided to come out with their findings now mostly due to the fact that they've made a tv special and several books (one of which comes out tomarrow).
Jester: No this does not do away with the feather theory as there have been fosilized evidence of feathers for some dinosaur species (like the raptors and archeopteryx) Dinos such as the Duck Billed variety don't appear to have had feathers, rather they had scales and tiger like stripes. Machias: Im trying to find out more about the upcoming special. But there doesn't appear to be anything on it on National Geographic's YouTube site ATM about it. |
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Raph's Girl: Lemme know if anything pops up! :D
Jester: Well, you could pretty much say that... It'd scare the hell outta kids though. The juveniles were more feathered though... http://dino.lm.com/images/display.php?id=2728 <--- feathered rex http://dino.lm.com/images/display.php?id=236 <--- feathered raptor |
I found the info on nationalgeographic.com regarding the tv special.
It'll air THIS sunday Dec 9th at 9pm ET/10 PT on the National Geographic Channel. It's called Dino Autopsy. Also I found an article from 2002 about another mumified duck billed Dino. This one's name is Leonardo and was found in Montana. A bit similar to Dakota except Leonardo's stomach had what he last ate still inside. Freaky. It seems that when Leonardo was discovered he was the FOURTH mummified dino discovered. So this maked Dakota the 5th. But what's also interesting is that Leonardo and Dakota were BOTH discovered in the year 2000. http://news.nationalgeographic.com/n...dinomummy.html And after doing further research I found info on the other mummified dinos: 1908: Edmontosaur (another duck billed dino) in Wyoming. Dubbed The Trachodon mummy Here's some pics of it: http://upload.wikimedia.org/wikipedi...aurusmummy.jpg http://upload.wikimedia.org/wikipedi...saurusskin.jpg 1981: A juvinile scipionyx found in Italy and dubbed Skippy. He was on the front cover of Nature in 1998. http://en.wikipedia.org/wiki/Scipionyx_samniticus In Skippy the intestines, the colon, the liver, some muscles, and the windpipe are intact. 1991: Santanaraptor (ancestor of the T-Rex) found in Brazil. And apperantly some fosilized skin they think was a Hadrosaur was found in Utah. I also found a book written in 2003 about Dinosaur mummies. At that point Leonardo was the most complete but now that honor goes to Dakota. http://www.mummytombs.com/market/boo...s.dinosaur.htm This website has info on some of the mummys: http://www.mummytombs.com/mummylocat...l/dinosaur.htm |
I remember hearing about Leonardo... that was pretty amazing to hear of mummified dinosaurs. There was an actual scientist that was able to take the petrified flesh and dissolve the minerals out -- and had actual proteins again.
I swear, if I hadn't been so dirt poor, I would've gone into paleoentology.... |
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But yet I've been to Dinosaur National Monument in Colorado, I often visit the dinosaur exhibit at the University of Utah, and I've been to a major big Paelontological museum in Frankfort, Germany. :D I need to visit the Paleontology museum in Vancouver, B.C. It's supposed to be like one of the biggest. |
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