1. c. The polar bear alert team often has tochase bears away from town. 2. b. False. The population of bears herehas declinedby about half since the 1980s. 3. a. True. Because of rising temperatures,polar bears are on shore, closer to people, for more of the year. 4. a. Resea...
Among the sharks, the tigers, the polar bears and some people, which are the most dangerous predators on earth? A. the sharks. B. the tigers. C. the polar bears. D. some people. 相关知识点: 试题来源: 解析 D [解析]一个捕食者(捕食性动物)杀死并吃掉其他动物的猎物(猎物)。有时它也...
People can also eat polar bears, but they are white. They usually live on the ice and like to eat seals(海豹).They always work hard to find seals. Polar bears always have a good wash after eating food. Black bears live in the forests. They love to eat many kinds of plants very muc...
Polar bears are coming into northern communities more frequently, and human-polar bear conflict is increasing. However, in the community of Churchill, Manitoba, Canada, people live alongside polar bears with high tolerance and reciprocal respect. Through this case study, we explored human-polar bear...
Bear Week, which is held annually to celebrate the Arctic, raise global awareness about polar bears and their changing environment, advance coexistence initiatives, and inspire action for a better future for polar bears and people. This year's Polar Bear Week occurs from ...
Thought-provoking, and possibly a real service to polar bear conservation Douglas Clark Associate Professor and Centennial Chair in Human Dimensions of Environment and Sustainability University of Saskatchewan I study conflicts between polar bears and people for a living and I like thriller novels...
Polar bears are one of the most popular animals for people.Polar bears are different from every other bears in the world. This isbecause polar bears have white fur. However,there are many factsabout polar bears that people might not be aware of.The skin of polar bears is black, which acc...
根据第四段中的“Since the polar bear habitat is melting away, their main evolutionary advantages are fading. Polar bears are not able to use their camouflage(伪装) to find prey in habitats not covered with snow”,可知北极熊的栖息地正在融化,北极熊就不能用自己的皮毛进行伪装。故选B。(3)考查...
(Martinka1982, Herrero and Fleck 1990), polar bear- human conflicts may increase as more people, includ- ing those less experienced with Arctic travel and polar bears, live and travel in polar bear habitat. Stirling and Derocher (1993) and Stirling et al. (1999) predicted that clim...
For them, polar bears can be a daily reality. 对他们来说,北极熊是日常存在。 And whether this reality feels safe or scary depends on how well prepared people are to coexist with the world's largest four-legged predator. 不管这一存在让人感到安全还是害怕,取决于人们是否对于与世界上这最大的四...