How to Treat a Jammed Finger - Health Sutra - Duration: 1:54. Health Sutra - Best Health Tips 79,423 views
Brown rat. The brown rat, also referred to as common rat, street rat, sewer rat, Hanover rat, Norway rat, Norwegian rat, or wharf rat (Rattus norvegicus) is one of the best known and most common rats.
The brown rat is the species common in England, and best known throughout the world.It is said to have travelled from Persia to England less than two hundred years ago and to have spread from thence to other countries visited by English ships.. Rattus norvegicus and Sewer Rat redirect here.he brown rat is the species common in England, and best known throughout the world.