| 单词 | extinction of dinosaurs |
| 释义 | extinction of dinosaurs After the extinction of dinosaurs, marine reptiles and gigantic fish, there was an evolutionary opportunity for penguins to thrive. Times, Sunday Times Researchers said the species showed continued diversity among raptors right up to the extinction of dinosaurs about 66 million years ago. Times,Sunday Times The international study provides compelling evidence that mammals grew in size and complexity only when an ecological niche was left vacant after the extinction of dinosaurs. Times, Sunday Times These deadly fungi have actually been linked to the extinction of dinosaurs. Retrieved from Wikipedia CC BY-SA 3.0 However, in all these localities mammals were small and filled only limited places in the ecosystem until the mass extinction of dinosaurs sixty-five million years ago. Retrieved from Wikipedia CC BY-SA 3.0 |
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