37 According to the passage, polar bears will probably die out because ___.A. sea seals in the Arctic Ocean don't have enough body fatB. sea ice becomes less because of the climate changeC. the new research has given a dying out timelineD...
The Arctic is an icy playground for birdlife, marine and land mammals, depending where you visit. Find out what you might see on an expedition to the Arctic.
【题文】Unusual incidents are being reported across the Arctic. Inuit(因纽特人) families going off on snowmobiles to prepare their summer hunting camps have found themselves cut off from home by a sea of mud. There are also reports of sea ice breaking up earlier th...
What sharks live in the Arctic Ocean? What eats killer whales? Are great white sharks an endangered species? What shark is bigger than a great white? What is a great white shark's habitat? What is the most aggressive shark? Will tiger sharks eat anything?
When an animal group loses its natural predators, its population will rise rapidly, having a direct result in population decrease of other groups. A huge boom in population of Arctic seals would have a direct effect on the prey(捕食) of seals, and could reduce numbers of certain types of ...
What happens if the Arctic loses its ice? The loss of sea ice can disrupt the Arctic ecosystem in a number of ways, the study outlines. Arctic animals, like polar bears and seals, could face challenges as they rely on ice for their survival. Additionally, non-native fish of invasive spec...
What do deer eat in a temperate forest? What do leopard seals eat? What is the arctic wolf habitat? What do condors eat? What animals live in the Canadian Arctic? What eats sea otters? What are some omnivores that live in a boreal forest?
People have created lots of pollution and you can see it almost everywhere on the planet, even far places like the Arctic which are badly polluted by 2 (harm) chemicals made by people. Scientist have found the chemicals-in the bodies-of polar bears (北极熊), seals (海豹) and the ...
“It’s not just that we’re talking about polar bears or seals,” says Julienne Stroeve, a sea-ice researcher at University College London. “We all are ice-dependent species.” With the prospect of ice-free Arctic summers on the horizon, scientists are striving to understand how ...
Polar bears survive with their thick oily fur coats and layers of body fat, keeping them insulated. They are the largest bears in the world and can easily kill prey with their sharp claws. They travel all over the Arctic in search of food. Food mostly consists of sea animals, seals being...