How many bat species can coexist in Neotropical rainforests? Species richness and structure of phyllostomid bat assemblages.Kelm, Detlev
2020/10/15 练习记录 练习答题 Many scientists believe that intelligent life forms may exist on other planets and messages should be sent into space to contact these life forms. Other scientists think this is a bad idea because these life forms could ...
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Biodiversity(生物多样性), or biological diversity, is a wide-ranging concept that covers all the different kinds of plant and animal species present on earth. Environmentalists believe that many millions of species exist. As all these living organisms are dependent on each ot...
How many new species of monkeys have been identified in Brazil alone over the last year? A. Eight. B. Nine. C. Ten. D. Eleven. 相关知识点: 试题来源: 解析 B 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...
题目When birds' habitat is destroyed,some species don't make it while others survive.But what happens at the very beginning of the process,just as a bird's habitat starts to change?Research in Argentina's Monte Desert has provided some answers.There are lots of trees,b...
“We could have kind of a Dow Jones index of the environment,” Fisher said. No simple answer Though taxonomists have been cataloguing plants and animals for more than 250 years, they still have no exact answer to the question, “How many species are on Earth?”“It’s a very ...
With 1 million insect species named, this suggests that 80% remain to be discovered and that a greater focus should be placed on less-studied taxa such as many families of Coleoptera, Diptera, and Hymenoptera and on poorly sampled parts of the world. DNA tools have revealed many new species...
As a result, many native species are endangered because of the explosion of feral cats. Image Credit: Laurie E Wilson, Shutterstock Relation to the Common House Cat There are two classifications of wild cats: big and small. Initially, all cats evolved from big cats, such as Tigers, ...
Between 150 and 200 species (物种) disappear every day. To make us aware of the serious problem and help save the animals in danger before it’s too late, our English teacher shared two posters with us. We are losing home! Like many other animals, we live in the trees. However, ...