Dinosaurs were reptiles which became extinct about 65 million years ago. The most intriguing question about dinosaurs has always been " (21) did they die out" There is no simple answer to this question, (22) many hundreds of scientists are studying the problem. They are not studying the ...
aThere comes a point in your life when you realize: Who matters, Who never did, Who won't anymore ... And who always will. So, don't worry about people from your past, there's a reason why they didn't make it to your future 正在翻译,请等待...[translate] ...
Millions of years ago, dinosaurs (恐龙) controlled the earth. And there were different types of dinosaurs on the earth. Some of them were no bigger than chickens, but all of them had very small brains (大脑). Later on, there weren’t any dinosaurs. What happened to them?
Dinosaurs were reptiles which became extinct about 65 million years ago. The most intriguing question about dinosaurs has always been "【21】did they die out?" There is no simple answer to this question,【22】many hundreds of scientists are studying the problem. They are not studying the ...
Data is presented on the effects of volcanoes and it is shown that there is an excellent correlation between major volcanic eruptions and mass extinctions. In particular the great volcano eruptions in India that created the Deccan flats some 65 million years ago are responsible for most of the ...
It was a village in India. The people were poor. However, they were not unhappy. After all, their forefathers had lived in the same way for centuries. Then one day, some visitors from the city arrived. They told the villagers there were some people elsewhere who liked to eat frog's le...
The giant 4 (beast) hunted and killed other dinosaurs and were up to ten metres in 5 (long). They discovered that the prehistoric crocodiles had sharp teeth that were the size of large bananas. A co-author of the study detailed how he thought the crocodiles lived. He said they lived ...
and the time of the mass extinction was too much of a coincidence to be ignored. When particles from the asteroid impact were discovered just below the Cretaceous-Tertiary (K-T) boundary, there was a strong causal link:the effects of the asteroid impact had driven the dinosaurs to extinctio...
If there were to be a mass extinction event that led to the demise of all mammals, (likethat of the dinosaurs), what organism do you believe would become the dominant landanimal and why? What are the two types of extinctions? What...
A dragon is usually represented asa huge, bat-winged, fire-breathing, scaly lizard or snake with a barbed tail. The belief in these creatures apparently arose without the slightest knowledge on the part of the ancients of dinosaurs, which have some remblance to dragons. ...