Instead, they are insulated by their thick fur and obtain energy from their mothers' milk, which is rich in fat.
Diets rich in fat from red meat and dairy products can increase a person's risk of contracting cancer of the pancreas, researchers are warning.
Most Mexican restaurant food platters that the science center analyzed added up to more than 1,500 calories, rich in fat and saturated fat.
In Yellowstone, for example, the beetles are killing the white-barked pine trees, which grow nuts rich in fat that are critical to grizzly bears in the fall.
The tree's bright-red berries, rich in fat and protein, are a vital food source for thrushes and other forest birds fueling up for the fall migration.
They are one of the few living things that thrive in the harshness at such altitudes, and they produce a large nut that is rich in fat and critical to wildlife.
Cream, yellowish component of milk, rich in fat globules, that rises to the surface naturally if milk is allowed to stand; in the dairy industry cream is separated mechanically (see cream separator).
The risk of those cancers may be increased by obesity, inactivity, high alcohol intake and diets rich in fat and low in fruits and vegetables, and the rates in Asians seem to rise gradually as they adopt more and more American habits.
That is changing as companies that make foods rich in fat and salt aggressively market healthier options.
In addition, it is rich in fat, mostly polyunsaturated fatty acids (Ramachandran et al. 2007; Molina-Alcaide and Yáñez-Ruiz 2008; Lafka et al. 2011).
