One new study shows that pregnant women who get a flu shot are no more likely to miscarry. A second, small study shows that babies of moms who received the vaccine retain some immunity for two months after birth. In a third study, more than half of the pregnant women surveyed were immunized in the 2010-2011 flu season.ne new study shows that pregnant women who get a flu shot are no more likely to miscarry. A second, small study shows that babies of moms who received the vaccine retain some immunity for two months after birth. In a third study, more than half of the pregnant women surveyed were immunized in the 2010-2011 flu season.
Squirrels of Washington State. 1  There are thirteen different species of squirrel and twenty different members of the family Sciuridae in Washington state alone. Here are some of the most common squirrels one might see beyond the UW campus... 2  The Eastern Grays are the most common species on the UW campus.
NONNATIVE INVASIVE TREE SQUIRRELS The Eastern gray squirrel and Eastern fox squirrel are nonnative invasive species of concern in the state. While their effects on Oregonâs ecosystems are not fully understood, there is enough evidence to consider them a threat to native squirrel populations.estern gray squirrel The western gray squirrel (Sciurus griseus) is the stateâs largest native tree squirrel. It has a creamy white belly and silvery gray fur, and ranges in length from 19 to 24 inches including the tail which is a bushy gray with black hairs.