How many new species of monkeys have been identified in Brazil alone over the last year? A. Eight. B. Nine. C. Ten. D. Eleven.正确答案:B解析:事实细节题。本题询问去年只在巴西一国就新发现多少种猴子。本题答案可以从文章第二段末句得出。选项B为正确答案。 相关知识点: ...
How did Earth get so many species(物种)? For thousands of years, people wond-ered. In the 1840s, one naturalist (博物学家) had an idea. His name was Charles Darwin. He spent his whole life studying animals and insects. Darwin thought that new species developed slowly, as populations of...
Historical objects in museums all over the world should be returned to their country of origin. To what extent do you agree or disagree? Give reasons for your answer and include any relevant examples from your own knowledge or experience. Write at least 250 words. Task 2 同意与否题 传统与文...
Today we will explore the raccoon population. How many still roam the world? Are they going extinct? Where do they live? Find out!
The world’s rainforests cover less than ten percent of the earth’s surface, but contain over forty percent of all plant and animal species. The biggest rainforest is in South America, it’s called the Amazon. Amazon is by far the largest remaining rainforest area left on our planet. It...
百度试题 结果1 题目4. How many known species of fish are in the Amazon River? A.6400. B.3000. C.48.相关知识点: 试题来源: 解析 B 反馈 收藏
Lizards that can outrun blazes. Birds that lay ash-colored eggs. Wildlife may have a limited ability to evolve in this fiery new era known as the Pyrocene.
Another part of the problem is that the tradition of taxonomy has been confined to the developed world for the bulk of its existence, leaving out the enormous diversity of much of the southern hemisphere, which is less developed on average. “Species aren’t equally distributed across the Earth...
Bats, whales, dolphins, a few birds like the nocturnal oilbird and some swiftlets, some shrews and the similar tenrec (one of theweirdest animals in the world) fromMadagascarare all known to echolocate. Another possible candidate is thehedgehog, and incredibly some blind people have also develo...
Here at National Geographic Kids, we know how much our readers want to make a positive difference to our world! So, read on to find out how to save the planet… 1. Be a habitat hero! All over the world,wild places are in trouble. As the humanpopulation has increased, we’ve taken...