He says young dinosaur fossils are extremely rare, a possible sign that many of them had been eaten by attackers.

VOA: special.2009.09.01

the dinosaur bones, and the animals and all of these like stuffed, these images behind glass of,

恐龙的骨头，以及这些被做成标本的动物，这些玻璃背后的形象，

自然历史博物馆 - SpeakingMax英语口语达人

and it's got the dinosaur section,

那儿有恐龙区域，

美术馆很多 - SpeakingMax英语口语达人

But the professor says it is difficult to find enough feathers from a single dinosaur to recreate all its colors.

VOA: special.2010.03.16

But scientists examining the remains of a dinosaur say they have found evidence it had brightl -colored feathers.

VOA: special.2010.03.16

At the Smithsonian museums, you will find everything from huge dinosaur bones to the Hope diamond, one of the largest in the world.

VOA: special.2010.07.09

The researchers used the fossils of a dinosaur that lived one hundred twenty-five million years ago.

VOA: special.2010.03.16

Scott Sampson says it is one of the last great dinosaur bone-yards in the United States.

VOA: special.2010.10.05

The scientists say this belief is further supported by the fact that past discoveries from dinosaur areas show they contained large numbers of dinosaur eggs.

VOA: special.2009.09.01

The small dinosaur is thought to have lived about one hundred twenty-five million years ago.

VOA: special.2009.10.13

Researchers believe they were about ninety percent successful in recreating the appearance of the dinosaur.

VOA: special.2010.03.16

American and Chinese researchers rebuilt the feathers of a flightless dinosaur called Anchiornis huxleyi.

VOA: special.2010.03.16

He says the dinosaur would be a beautiful creature if it were still alive.

VOA: special.2010.03.16

They were then able to identify the colors of the dinosaur feathers.

VOA: special.2010.03.16

Then they added clay to create a model of the dinosaur.

VOA: special.2010.03.16

Chewing takes time and energy which a dinosaur could not waste.

VOA: special.2010.06.04

There have been many new dinosaur discoveries in China and Mongolia.

VOA: special.2010.06.04

These small, color-producing structures formed as the dinosaur was developing.

VOA: special.2010.03.16

Now,try to imagine a dinosaur that looked like T.Rex.

VOA: special.2009.10.13

She wants to know the latest dinosaur news.

VOA: special.2010.06.04

Pittsburgh even has a well-known dinosaur collection.

VOA: special.2009.07.13

"It's a meat-eating dinosaur. It would have lived in the Late Jurassic period about a 140,150 million years ago.

VOA: standard.2009.12.08

But it's a very,very rare dinosaur,". Though dinosaur researchers have made giant strides in recent years,they know they have much more to learn.

VOA: standard.2009.12.08

The U.S.state of Colorado is an ideal destination for anyone interested in hunting for dinosaur fossils.

VOA: standard.2009.12.08

For more than a hundred years, it was the only specimen ever discovered of this dinosaur.

VOA: standard.2009.12.08

After all,they believe that the vast majority of dinosaur specimens have yet to be discovered.

VOA: standard.2009.12.08

Like Wyoming, its neighbor to the north, Colorado has its own facility devoted to restoring dinosaurs to their original form, the Rocky Mountain Dinosaur Resource Center.

VOA: standard.2009.12.08

His latest study is this skull bone of ceratosaurus , a large predatory dinosaur.

VOA: standard.2009.12.08

The Colorado center restores about four to five dinosaur specimens every year.

VOA: standard.2009.12.08

Matthew Carrano is curator of dinosaur exhibitions at the Smithsonian.

VOA: standard.2009.12.08