Each year, the discovery of new shark species underlines how little we know about ocean biodiversity. In a recent report conducted by Sibert and Rubin, they reported unexpected findings: a large-scale extinction of sharks in the pelagic ocean, the largest ecosystem on Earth, about 19million yea...
The chart below shows the number of four different species of fish between 1982 and 2007. Summarise the information by selecting and reporting the main features, and make comparisons where relevant. Write at least 150 words. Task 1 曲线图 - - 范文 答题 People in many countries spend more ...
Isn’t it surprising that scientists have a better understanding of how many stars there are in the galaxy (银河系) than how many species there are on Earth Their estimates of global species diversity vary from 2 to 100 million species. Most people agree on an estimate of somewhere near l...
22) To that end, they have been studying how other species deal with low gravity, specifically focusing on mice. The results are both interesting and humorous. The scientists first sent some mice and specially designed cage to the Inter...
we have bunches of brochures here. i would recommend getting out on a boat trip. the kids will love it, and there are so many islands nearby to explore. there s also a great night market further into town that h...
Questions 12 to 15 are based on the conversation you have just heard. A) It is being debated by hundreds of retirees. C) It partly records his own experience.B) It is attracting many people's attention. D) It argues for postponing retirement. A) One should foresee a financial crisis. ...
How Birds Acquire Their SongsLook at the four squares [] that indicate where the following ...
These are skills students need to succeed in college. The research has found that students who were most at risk had the most improvements in executive functioning after interacting with therapy dogs. These results remained when researchers followed up six weeks later. Many universities provide academ...
The effort to prevent birds from colliding with buildings started small, but was built on Tencent’s values and broader efforts to preserve biodiversity. One example is a Mini Program for Weixin called Wildlife Friends, which enables people to snap a photo of a bird and have the species identi...
How many of those missing are weighed down by ropes, nets, or crab and lobster pots for months or even years, the fat reserves that help keep them buoyant dwindling as they starve, fighting harder to reach the surface for each breath, until they finally give in to pain and exhaustion and...