You get better protection if you use your credit card. The key difference is that when you claim on a credit card under Section 75 of the Consumer Credit Act, the credit card company is legally liable.
A pet rat can live between 2-4 years maybe longer it just depends on how well you look after it.
Characteristics: Norway rats have brownish fur, a yellowish-white belly and a scaly tail. Size: Adults generally weigh between 10 and 18 ounces and can reach lengths up to 18 inches, from nose to tail. Lifespan: The typical Norway rat in the city lives about six months to a year.