Accordingly, the amount of food that polar bears consume from terrestrial food webs appears negligible, even though some bears spend 1/3 or more of each year on land during the seasons of greatest primary productivity.doi:10.1007/BF00318328M. A. Ramsay and K. A. Hobson...
题目Polar bears hunt for food ___. A. in the sea B. on the land C. in the forest D. in the sky 相关知识点: 试题来源: 解析 A。北极熊在海里(in the sea)捕食,不是在陆地(on the land)、森林(in the forest)、天空(in the sky),答案是 A。反馈...
Polar bears always have a good wash after eating food. Black bears live in the forests.They love to eat many kinds of fruits(水果) very much. Brown bears usually live in the mountains. Once a year the brown bears go to the rivers to find fish to eat. Brown bears also love to eat ...
民以食为天。2、Summer is here and the male polar bears can no longer get to land to catch food, but the good news is that polar bears are naturally good swimmers.夏天到了，雄性北极熊不能再上岸捕食，但好消息是，北极熊天生就是游泳健将。3、You should eat nutritious and balanced ...
Their analysis found that during ice-free summer months, a hypothetical population of 1,000 polar bears would need to eat about eight whales, and during the springtime feast when bears eat more, about 20 whales would be needed to satisfy the same 1,000 bears. ...
a我希望今年有好运气 I hoped this year has the good luck[translate] a我希望今年有运气 I hoped this year has the luck[translate] a我们住的很近 We live very near[translate] aWhat is the favourite food of polar bears? 什么是北极熊喜爱食物?[translate]...
For example, polar bears are losing their sea ice habitat, which is essential for their survival. As a result, they are facing increased competition for food and a shrinking range.”,由于气温上升,北极熊失去了海冰栖息地,导致食物链被破坏,它们面临着食物竞争加剧和生存范围缩小的问题。
17. home and food, many wild animals are in danger, such as polar bears(北极熊). 相关知识点: 试题来源: 解析 【答案】Without【核心短语/词汇】such as:例如【翻译】没有家和食物,许多野生动物处于危险之中,例如北极熊。【解析】根据题干(没有家和食物,许多野生动物处于危险之中,例如北极熊。),可知...
Accordingly, the amount of food that polar bears consume from terrestrial food webs appears negligible, even though some bears spend 1/3 or more of each year on land during the seasons of greatest primary productivity. 展开 关键词: POLAR BEARS DELTA-C-13 FASTING ARCTIC FOOD WEB URSUS-...
A.Polar bears don't need to drink water. B.Polar bears store the liquid in their food. C.Polar bears drink all kinds of liquid. D.Polar bears eat mainly liquid food. B (2020山东济宁高二期末,中) I realized I would not see a real person named Sophie at Sophie's Eatery, because like...