标签:gestation 相关文章
41.American black bears American black bears appear in a variety of colors despite their name. In the eastern part of their range, most of these brown, red, or even yellow coats. To the north, the black bear is actually gray or white in color. Even
American black bears appear in a variety of colors despite their name. In the eastern part of their range, most of these brown, red, or even yellow coats. To the north, the black bear is actually gray
This is the VOA Special English Development Report. A premature baby in a hospital in Istanbul, Turkey We talked last week about a new report on preterm births -- the leading cause of death in newborn babies worldwide. Each year an estimated thirtee
American black bears appear in a variety of colors despite their name. In the eastern part of their range, most of these brown, red, or even yellow coats. To the north, the black bear is actually gray or white in color. Even in the same litter, both
Unit 74 Will We Follow Dolly, the Sheep? Hearing Scottish scientists' success in cloning a sheep from a single adult cell, the world cones to an unsettling realization: the science is the easy part. it's not that the breakthrough was not decades in t
《英语流行话题阅读:语境识词3500》Unit71:寻找代孕母亲
By Carol Pearson Washington 26 March 2008 Pre-term or prematurebirth is one of the leading causes of infant death in the developed world. A new study shows that babies born before 37 weeks of gestation not only have lower survival rates, but they fac
By Melinda Smith Washington 22 February 2007 watch Tiny Baby report Baby Amillia Sonja Taylor finally left the hospital in Florida yesterday. Doctors gave clearance after deciding she was healthy enough to survive with just her parents' care. VOA's
Researcher correlates even moderate amounts of sweet beverages with greater likelihood of developing gestational diabetes Rose Hoban | Washington, DC 21 December 2009 Soft drinks have become a staple of diets in both wealthy and poorer countries. Now
New Report Finds Pre-Term Birth is Greatest Risk for Newborns Henry, is a beautiful baby who was in his mother's womb for just 26 weeks, far short of the normal gestation period of 40 weeks. Henry came into the world weighing just under 1,000 grams,
World Prematurity Day Aims to Lower Rates of Premature Births This tiny newborn is one of more than 15 million babies who start their lives with a major disadvantage...being born too soon. Preterm birth is the greatest killer of newborns around the w
Fighting between Yemeni government forces and a Shi'ite rebel group in the north of the country appears to have intensified, with reports of casualties on both sides. Image taken from video released by the office of rebel leader Abdel Malik al-Hawth
The waves of these azure seas hide an abundant treasure. Below the waves, coral reefs provide a habitat for teeming life, a life with a kaleidoscope of color. In oceans around the world, clear and well-circulating waters encourage corals to anchor an
By Carol Pearson Washington, D.C. 08 October 2009 A premature infant getting specialized hospital assistance after birth A new study shows that more than a million babies die each year because they are born too soon, and that the highest rates of pr
A Hyenas Sibling Rivalry 鬣狗,学名Hyaenidae,哺乳动物,是体型中等、生活在非洲、阿拉伯半岛、亚洲和印度次大陆的陆生肉食性动物。它们同属于一科:鬣狗科。外形略像狗,头比狗的头短而圆,