Ecology, Evolution and Genetics. Solutions to many of the world's most pressing environmental issues require a basic understanding of nature at the organismal, population and ecosystems level.
Average. On average, women start to show around the fourth month of pregnancy, between weeks 14 and 17. By week 17 the uterus usually has expanded to just an inch and a half below the navel, making the pregnancy more obvious.
Yes and no. It's very common to see babies start playing with their genitals around the five-to-seven-month mark, says DeAnn Davies, the director of child development at Scottsdale Healthcare, in Arizona. It means something very different to them than it does to you, I promise!.