A. Swim to the Antarctic to find seals. B. Change to eat fish only. C. Try to find other food on land like small animals. D. Wait for the ice to come back and do nothing. 相关知识点: 试题来源: 解析 C。解析:北极熊生活在北极,主要吃海豹。如果海冰融化,海豹难以找到,它们可能会尝试...
百度试题 结果1 题目Polar bears mainly eat ___. A. fish B. grass C. seals D. fruits 相关知识点: 试题来源: 解析 C。解析:They mainly eat seals.。反馈 收藏
Polar bears primarily eat seals. Polar bears often rest silently at a seal's breathing hole in the ice, waiting for a seal in the water to surface. Once the seal comes up, the bear will spring and sink its jagged teeth into the seal's head. Sometimes the polar bear stalks its prey...
With Arctic sea ice shrinking from climate change, many polar bears have to shift their diets to land during parts of the summer.
[02:24.44]Usually, polar bears eat high-fat seals [02:28.84]while based on sea ice near where the seals are. [02:32.60]Hunting is especially good in the spring [02:36.32]when seal pups are young [02:38.28]and...
But polar bear babies are very small.There is bad news coming for polar bears now. The animals might disappear soon because of global warming, according to a new report in the journal Nature Climate Change.1Polar bears mainly eat seals. They look for seals on floating se a ice. If there...
Polar bears mostlyeat seals, but they also eat other Arctic animals.Grizzly bears live in Asia, Europe and North America. They like to eat plants,mammals(哺乳动物) and fish. They can run over thirty miles per hour. Even thoughgrizzly bears are very big and strong,their cubs(幼兽) only ...
The ice melts in spring and summer. Polar bears stay with the ice when they can. They move to land when the sea ice is mostly gone.On land they usually don’t eat at all. Some bears may eat bird’s eggs. They may eat plants or berries...
Polar bears live along shores and on sea ice in the icy cold Arctic. When sea ice forms over the ocean in cold weather, many polar bears, except pregnant females, head out onto the ice to hunt seals. Polar bears primarily eat seals. Polar bears often res
“Summer is the limiting season because polar bears depend on sea ice as a platform to hunt seals. With summer and early fall sea ice losses, polar bears have less time on the ice, eat less, and become skinnier.” Really? Take a look at the facts. ...