For the roller coaster, see Sewer Rat (roller coaster) . The brown rat, also referred to as common rat, street rat, sewer rat, Hanover rat, Norway rat, brown Norway rat, Norwegian rat, or wharf rat (Rattus norvegicus) is one of the best known and most common rats.he brown rat is the species common in England, and best known throughout the world.
1 Yes,you can get pregnant after ovulation. 2  There is a 25% chance of getting pregnant during ovulation,and a 5% chance when not ovulating. 3  The egg does not survive for more than 24 hours after ovulation unless conception has occurred.
1 You can get pregnant right away after stopping regular-dose or low-dose hormonal birth control. 2  About half of women get pregnant in the first 3 months after stopping the Pill, and most women get pregnant within 12 months after stopping the Pill. With the implant, you can get pregnant as soon as it is removed. 2  It may take 3 to 18 months after your last shot to get pregnant. 3  The progestin-only pill, also called the mini-pill, does not seem to delay fertility. 4  Most women will get pregnant within 6 months after stopping the mini-pill.