Overall, the birthrate across the continent is far below the replacement level of 2.1 children per couple. Italy, Spain, Austria, and Germany have a fertility rate of only 1.4, while Poland and Russia languish at 1.3 and 1.2, respectively.
However, as a subgroup, Muslims in Europe are producing from 4 to 6 children per couple. Encouraged by some sheiks in Muslim countries who have forbidden the use of birth control, Muslim immigrants are producing children at two to three times the rate of Europeans.
Even Muslims in Europe who came from more westernized Islamic countries, like Turkey and Tunisia, have twice the birthrate of other Europeans. And the rate among their second generations is holding to that factor [Townhall.com] Read more