Invasive Species — Norway Rat (Rattus norvegicus) Biological Characteristics Biological Characteristics Pathways Impacts Distribution More Resources Get Involved Identification The Norway rat has many names It is often referred to as the brown rat, common rat, sewer rat, Hanover rat, Norway rat, Brown Norway rat, Norwegian rat, or wharf rat The island was likely invaded by Norway rats (R norvegicus) when a Japanese ship went aground in the 1780′s, and invaded by Arctic foxes (Vulpes lagopus) following intentional introductions by fur traders in the 1800s32 The combined impact of an introduced carnivore (foxes) and omnivore (rats) had multiple direct and indirect impacts 33Studies show that of the 3 species of invasive rats, black rat ( Rattus _rattus) had the largest mean impact on seabirds followed by the Norway rat (R_norvegicus) and ship rat ( R_exulans) (See the video clip below) Scopoli's shearwater chick being eaten by black rat Watch later Watch on "
Ecological Factors Driving Uptake Of Anticoagulant Rodenticides In Predators Springerlink
Food web invasive species norway rat