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.
Shelter is probably the prime factor limiting rat populations in our urban sewer systems. The rat finds shelter in burrows excavated where any break in the sewer line can be foundâin blind ends, unused laterals, and in dry or deteriorating manholes. Shelter is necessary for individual rats to