Today the blue whale 4 C an endangered species(物种). Before laws were made to5 A whale being hunted, people had hunted many kinds of whales,like the sperm whale(抹香鲸). A blue whale may be more than 30 meters A 6. This is about the length of three school buses. An elephant and...
It is estimated that there are slightly more than 1.3 million whales in the ocean, a quarter of their pre-whaling number of 4 to 5 million. Some species in particular, like the blue whale, are only 3 percent of what they used to be. “We can create financial methods to promote the ...
Killer whales migrate along with other species, on which they hunt, or even pack ice. Despite their beautiful appearance they are not considered an endangered species. Estimates in studies range from 70,000 to 180,000 in the Antarctic. The killer whale is the largest predator of mammals that...
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C. is probably part of the California population D. has lived there since the 1960s. 30. The underlined word “cetaceans” in Paragraph 5 probably means ___. A. whales species B. land creatures C. ocean conditions D. migration patterns 31. What might make blue whales migrate according to...
Another theory is that whales may swim too close to the beach when hunting and become trapped by low tides.3 Weather may also play a part in beaching, explained Susan Parks. "In 1998, there was a major stranding(搁浅)on the West Coast of the United States where many different species ...
结合选项:A.whales species鲸鱼种类;B.land creatures陆地生物;C.ocean conditions海洋条件;D.migration patterns移徙模式;故选A。(4)B.细节理解题。根据最后一段Up to now,the researchers are not quite sure why the whales are changing their migration patterns,but they suspect that the whales may be ...
During the very starting of deer hunting season of 2012, a new record was set for the largest deer ever … Read more 3 Biggest Whales In the World The ocean is an enthralling world of mystery unto itself and the many species that live in its depths are … ...
C.is probably part of the California population D.has lived there since the 1960s. 30.The underlined word"cetaceans"in Paragraph 5probably meansA. A.whales species B.land creatures C.ocean conditionsD.migration patterns 31.What might make blue whales migrate according to the researchers?B ...
What is the lifespan of a blue whale? Is a whale a vertebrate? What is the largest species of bear? What did killer whales evolve from? What is the biggest crocodile ever recorded? What are whale shark adaptations? What do whale calves eat?