Calcium from the bones will help the mother's milk supply, but the cub needs meat to survive. Now they have another problem. Other bears can't be trusted with small cubs. But fortunately they seem more interested in what lies beneath the surface. It

发表于:2018-12-03 / 阅读(73) / 评论(0) 分类 自然百科2010年

But it's not enough. For a hunting bear, it doesn't get much worse than this. The seal could hardly fail to notice. But this battle-hardened seal is in no rush. Finally he gains some purchase, he's back in the game. He still believes he's in with a c

发表于:2018-12-03 / 阅读(75) / 评论(0) 分类 自然百科2010年

ANNE'S BEST FRIEND Do you want a friend whom you could tell everything to, like your deepest feelings and thoughts? Or are you afraid that your friend would laugh at you, or would not understand what you are going through ? Anne Frank wanted the fir

发表于:2018-12-04 / 阅读(120) / 评论(0) 分类 高中一年级英语

Jack and Annie passed under the stone gatewaythat led onto London Bridge. As they started across, Jack was amazed. The bridge was so noisy and smelly! Wagon wheelsrumbled like thunder over the cobblestones. Potsclinked in carts. Horses neighed. Shopk

发表于:2018-12-10 / 阅读(62) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Small carnivoreslike foxes or raccoons or badgersare themselves prey for larger predatorslike wolves. So they spend time hiding instead of hunting. This influence that big predators have on their ecosystem is called a landscape of fear. But humans ar

发表于:2018-12-24 / 阅读(59) / 评论(0) 分类 2016年Scientific American(八)月

If it hasn't already been seen, that is. The bears at the whale carcass are in food heaven, but their peace is about to be shattered. This male heavyweight prefers to eat alone. He is bigger than the other bears and likes to throw his weight around.

发表于:2018-12-26 / 阅读(48) / 评论(0) 分类 自然百科2010年

They continually chatter away to each other. It's all about keeping aggression under control. Their massive claws rake the skin like knives, cutting it into strips. At two years old, this bear is testing his status, standing up to other bears. Sharin

发表于:2018-12-26 / 阅读(55) / 评论(0) 分类 自然百科2010年

The Bare Necessities Of Bears In the movie The Jungle Book, Balloo the bear spends his days singing and dancing and munching paw-paws. Actually, this is a pretty accurate picture of real bears, except for the singing and dancing. North American bears

发表于:2018-12-31 / 阅读(65) / 评论(0) 分类 英语听力文摘 English Digest

图片1 Its March, and winter is still not finished in Montreal and Canada. Since Harp and Maura love to talk about the weather they decided to devote an entire episode to discussing it. They talk about all the things people do during winter, how sno

发表于:2019-01-01 / 阅读(45) / 评论(0) 分类 英语博客-北美风情

Wolverine the Weasel behind the Myth 狼獾神话背后的鼬鼠 For most people the wolverine is best known as an inspiration for the distinctive design of the University of Michigan logo and as the name of an X-Men character. Real wolverine s cant

发表于:2019-01-26 / 阅读(48) / 评论(0) 分类 英语听力文摘 English Digest

Erin: Smell that! Sean: Smell what? Erin: Cant you smell the changing of the seasons? I love autumn. The fall colors are out and theres a chill is in the air. Sean: That means Ill be raking leaves every weekend when I should be watching football. Eri

发表于:2019-01-28 / 阅读(49) / 评论(0) 分类 地道美语播客

By Margaret Besheer Halabja 16 July 2006 Halabja cemetery Former Iraqi dictator Saddam Hussein is facing several trials on separate charges of crimes against humanity. One of those trials will focus on the 1988 gassing deaths of some 5,000 Kurds in

发表于:2019-02-02 / 阅读(148) / 评论(0) 分类 2006年VOA标准英语(七月)