Sentences with phrase «polar animals studies»

These guys are perfect for winter crafts and make the perfect addition to your polar animals studies.

Not exact matches

When polar bears» feeding opportunities decrease during the summer ice melt, the animals can reduce their energy expenditure a little, but not enough to make up for the food shortages, a study in the 17 July issue of Science shows.

But despite the lack of direct evidence, he points to some intriguing animal studies — from polar bears and penguins to giant pandas and barnacle geese — that suggest the answers might depend on an animal's ecology.

Diving right in Ray, who was one of the first scientists to use scuba diving to study marine animals in polar environments, has not only observed the biological adaptations that mammals employ in cold ocean waters, but has also experienced prolonged immersion in those waters firsthand.

That all polar bears have the same version indicates that it is very beneficial, perhaps enabling the animals to eat lots of fat without developing artery - clogging plaques that can plague humans who eat high - fat diets, says study co-author Eline Lorenzen, a molecular ecologist at the University of California (UC), Berkeley.

Ray, who was one of the first scientists to use scuba diving to study marine animals in polar environments, has not only observed the biological adaptations that mammals employ in cold ocean waters, but has also experienced prolonged immersion in those waters firsthand.

«These chemicals enter the atmosphere at lower latitudes where they were used, and are then deposited down from the cold polar air, so Arctic animals are more highly exposed than animals in more temperate or equatorial regions,» University of Florida researcher Margaret James (who wasn't involved in the study) told New Scientist.

There's been a lot of discussion of the fate of the polar bear in a warming climate so I thought it worth adding a few more insights from scientists studying this remarkable animal's past and assessing its future.

Even though some polar bears are hunting on land more often in areas hit by shrinking Arctic sea ice, a diet of bird eggs and berries can't sustain these huge animals, a new study finds.

Susan is a professional zoologist who has studied the ecological history and evolution of many animals for more than 40 years, and has had a special interest in polar bears for at least half that time.