Roof Rats In Washington State

Larger and broader than the roof rat norway rats can reach up to 11 inches as adults and their nose is blunter in shape than the roof rat.

Roof rats in washington state.

The black rat rattus rattus also known as ship rat roof rat or house rat is a common long tailed rodent of the stereotypical rat genus rattus in the subfamily murinae. They make up for poor eyesight with keen senses of hearing smell taste and touch. Their undersides are often white gray or black. Roof rats are long and thin rodents that have large eyes and ears a pointed nose and a scaly tail.

Sewer rat street rat brown rat etc. Rats constantly explore their environment and quickly detect and tend to avoid new objects including traps. It likely originated in the indian subcontinent but is now found worldwide. Adult roof rats measure 6 8 16 20 cm when combining their head and body length.

Your typical roof rat is between 13 to 18 inches long. There may be both norway rats and roof rats in the same area. The roof rat also known as the black rat is an introduced non native rat and has been found along the southern atlantic and gulf coastal states from virginia to texas and throughout florida. Both norway rats and roof rats are mostly active at night.

1 also known as the brown rat sewer rat or wharf rat and the black rat also called the roof rat. Old world rats include the norway rat fig. In our area the norway rat is the most common name used. The norway rat rattus norvegicus averages 16 inches in length includeing the animal s long tapered scaly tail that is slightly shorter than the combined length of the rat s head and body norway rats are grayish brown in color from top to.

They also are found along the pacific coast of california washington state and oregon. Norway rat rattus norvegicus norway rats are referred to by other names as well.