What's New and Beneficial about Sweet Potatoes. 1  Orange-fleshed sweet potatoes may be one of nature's unsurpassed sources of beta-carotene. 2  Several recent studies have shown the superior ability of sweet potatoes to raise our blood levels of vitamin A. This benefit may be particularly true for children. In most U.S. groceries, you should assume that you are always purchasing a sweet potato, even if the sign says yams.. 2  Over 1 million sweet potatoes are commercially grown in the U.S. each year, while commercial production of yams in the U.S. is rare.
Oxen used in farms for plowing. An ox (plural oxen), also known as a bullock in Australia and India, is a bovine trained as a draft animal. Oxen are commonly castrated adult male cattle; castration makes the animals easier to control. Cows (adult females) or bulls (intact males) may also be used in some areas.
Musk Oxen (Wikipedia Commons). The Musk Ox is one of the most distinct animals in the tundra. Unlike the snowy owl, arctic hare, article fox, and many other arctic animals that blend into the white snow, this massive beast could care less. His fur may be dark, but it is also warm, for a number of reasons: