List of mammals of Newfoundland

Native species

• Northern long-eared bat, Myotis septentrionalis
• Hoary bat, Lasiurus cinereus
• Little brown bat, Myotis lucifugus
• Newfoundland black bear, Ursus americanus hamiltoni
• Newfoundland beaver, Castor canadensis caecator
• Migratory woodland caribou, Rangifer tarandus caribou
• Ermine, Mustela erminea
• Red fox, Vulpes vulpes deletrix, silver and cross variants
• Arctic hare, Lepus arcticus bangsii
• Newfoundland lynx, Lynx canadensis subsolanus
• Newfoundland pine marten, Martes americana atrata
• Muskrat, Ondatra zibethicus obscurus
• Northern river otter, Lontra canadensis degener
• Meadow vole, Microtus pennsylvanicus terranovae

  Extinct species

• Newfoundland wolf, Canis lupus beothucus

  Introduced species

• Eastern chipmunk, Tamias striatus, introduced in 1962
• Snowshoe hare, Lepus americanus, introduced around 1860
• American mink, Mustela vison, introduced for fur-farming in 1934
• Moose, Alces alces, introduced in both 1878 and 1904
• Deer mouse, Peromyscus maniculatus
• House mouse, Mus musculus
• Brown rat, Rattus norvegicus
• Masked shrew, Sorex cinereus
• American red squirrel, Tamiasciurus hudsonicus, introduced in 1963
• Bank vole, Myodes glareolus and/or southern red-backed vole, Myodes gapperi
• Labrador wolf, Canis lupus labradorius, apparent natural range expansion in early 21st century. There is no confirmed breeding population on the island.
• Polar bear, Ursus maritimus, periodic appearances on the island in late winter or early spring
• Coyote, Canis latrans, natural range expansion in the late 20th century