根据第三段第一句 中的"the study found that human activity is driving scores of mammals to shift their activity from the daytime into the dark hours of the night”可知,研究发现,人类活 动正迫使许多哺乳动物将它们的活动时间 从白天转移到黑夜。 由此可知,人类活动 改变了动物的生活方式。 故选B项。
A day in the life of a sun bear is what you might expect from the name: sunny. In its natural habitat, the sun bearspends over 80 percent of its active waking time in daylight.Butwhen disturbed by human activities, that changes dramatically. In areas where people are pushing into the...
717.Artemisinin has become a vital part of the treatment for malaria, and is thought to save 100, 000 lives a year in Africa alone. 青蒿素成了抗疟疾药物的关键成分,据估计每年仅在非洲就挽救了10万人的性命。 718.Tu...
sun bear is an extremely good climber due to its long curved claws and as such, spends a lot of its time in trees napping. The bear eats a varied omnivorous diet consisting of fruits, insects, plants, and even reptiles or birds; termites and figs are two of the most popular items ...
Brown Bear | Habitat, Facts & Diet from Chapter 3/ Lesson 22 9.4K The brown bear is a large mammal that can be found in found in many places. Explore different facts about brown bears, including their lifespan, habitat, diet and size. ...
What is a Sun Bear? What are the Different Types of Endangered Bears? Discussion Comments All Things Nature, in your inbox Our latest articles, guides, and more, delivered daily. Subscribe Categories Reptiles Conservation Pets Aquatic Birds ...
Some of the more popular bear species include black bears, brown bears, polar bears, grizzly bears, sloth bears, and sun bears. Each bear is also categorized as either a carnivore, herbivore, or omnivore. This means if their diet consists mostly of meat, they are considered carnivores. If ...
2(8分)A day in the life of a sun bear is what you might expect from the name: sunny. In its natural habitat, the sun bear spends over 80 percent of its active waking time in daylight.But when disturbed by human activity,___changes dramatically. In areas where people are pushin...
根据前文的 the sun bear spends over 80 pereent of its active waking time in daylight可知,马来熊(太阳熊)大部分活动时间是 在白天,而第二段提到the animals are spending 90 pereent of their waking time after dark,即受到人类活动的影响,它们被迫改为在夜间活动,由此可 知,此处“that”指的是...
fat with whole grains and more fruit and vegetables is favorable for health," she said. "It's important that fat is not displaced by higher intakes of refined carbohydrate and sugar," which will also have a negative effect on health. "The balance of fats in the diet is key," she said...