Q3:Were dinosaurs all good parents? No. Some mother dinosaurs protected their eggs and looked after their young. The biggest dinosaurs just laid their eggs and walked off. It's a good thing they did, or else they might have trampled on their babies! 这个问题很意外,可怜的恐龙宝宝能活下来的...
(humans have been around for less than 2 million years), many species became extinct but others evolved to take their place. Dinosaurs were survivors and most were able to adapt to their ever-changing world.Dilophosaurus, although not the largest of dinosaurs, was a meat-eater from the ...
How did dinosaurs sound out a warning? Duck-billed dinosaurParasaurolophusmay have used its skull to communicate with other dinosaurs. The unusual crest on this dinosaur’s head consisted of tubes connected to its nostrils. By blowing through its crest and nose, Parasaurolophus could have made a ...
There was a mix of jokes, weird comments, and people being flabbergasted to learn that the dinosaurs didn't literally all die from the impact of an asteroid. In other words, it's just another day on the internet. TopicsTwitter Tim Marcin ...
Cerrejón also happens to be one of the world’s richest, most important fossil deposits, providing scientists with a unique snapshot of the geological moment when the dinosaurs had just disappeared and a new environment was emerging. “Cerrejón is the best, and probably the only, window ...
Why did pterosaurs go extinct but not birds? At the end of the Cretaceous period 65 million years ago,a meteorite or comet slammed into Earth. That calamity—and other events—wiped out roughly three-quarters of all animal species, including all remaining pterosaurs and dinosaurs. ...
“Extreme?” replied the Triceratops with a snort. I don’t know who you are or what you’re capable of – and after all, I’d rather be judged by twelve dinosaurs than carried by SIX!” The Stegosaurus paused to consider what this could mean for a few minutes, before deciding it wa...
The disappearance of the dinosaurs cleared the playing field of most predators. Mammals began to thrive and differentiate. Example: The Evolution of Mammals 65 million years ago, mammals were much simpler than they are today. A representative mammal of the time was the species Didelphodon, a ...
How Did Crocodiles Outlive Dinosaurs? Like all reptiles, crocodiles have cold blood. They’re also especially well suited for surviving in a wide array of environments. Crocodiles are rightly feared and respected—they’re some of the most successfulpredators that have ever lived. A combination of...
题目Dinosaurs disappeared 65 million years ago,so we don't really know what they sounded like.Of course,there are many movies with dinosaurs making all kinds of sounds.However,these sounds are just guesses that movie directors make about how dinosaurs sounded. A new discover...