Mammals of New England

There are 7 orders, 17 families, 40 genera, and 60 species represented among the Mammals of New England. If extirpated, coastal, introduced, and accidental species are included these numbers increase to 8 orders, 26 families, 67 genera, and 105 species. The region includes the U.S. states of Maine, New Hampshire, Vermont, Massachusetts, Connecticut, and Rhode Island.

The makeup and distribution of the mammals in New England are largely the result of the Last Glacial Maximum when the Laurentide ice sheet covered virtually the entire region. Recolonization of the area appears to have occurred from one or a few southern glacial refugia. This is in contrast to the multiple glacial refugia present throughout the American West (Stone and Cook, 2000). As a consequence of both the recent uninhabitability and the few sources of recolonization, species diversity for some taxa in parts of New England are lower than in similar areas in other parts of North America. Chipmunks and ground squirrels are exemplars of this situation. New England has one species of each, but numerous locations west of the Rocky Mountains host several species (Hall, 1981).

Habitat varies throughout the region. Maine, New Hampshire, and Vermont, in the north of the region, have a humid continental short summer climate, with cooler summers and long, cold winters. Massachusetts, Connecticut, and Rhode Island, in the south, have a humid continental long summer climate, with hot summers and cold winters. The average rainfall for most of the region is from 1,000 to 1,500 mm (40 to 60 in) a year, although the northern parts of Vermont and Maine see slightly less, from 500 to 1,000 mm (20 to 40 in). Snowfall can often exceed 2,500 mm (100 in) annually (New England Climate Initiative, 2006). Most mammals in this region exhibit specializations for dealing with the sometimes harsh winter conditions.

A comprehensive listing of all species found in the region follows.

Contents

Opossums, order Didelphimorphia

Opossums, family Didelphidae

Virginia opossum, Didelphis virginiana

Insectivores, order Soricomorpha

Shrews, family Soricidae

Masked Shrew, Sorex cinereus

Long-tailed Shrew, Sorex dispar

Smoky Shrew, Sorex fumeus

Pygmy Shrew, Sorex hoyi

American Water Shrew, Sorex palustris

Northern Short-tailed Shrew, Blarina brevicauda

Moles, family Talpidae

Hairy-tailed Mole, Parascalops breweri

Eastern Mole, Scalopus aquaticus

Star-nosed Mole, Condylura cristata

Bats, order Chiroptera

Vesper bats, family Vespertilionidae

Eastern Small-footed Bat, Myotis leibii

Little Brown Bat, Myotis lucifugus

Northern Long-eared Bat, Myotis septentrionalis

Indiana Bat, Myotis sodalis

Silver-haired Bat, Lasionycteris noctivagans

Eastern Pipistrelle, Perimyotis subflavus

Big Brown Bat, Eptesicus fuscus

Eastern Red Bat, Lasiurus borealis

Hoary Bat, Lasiurus cinereus

Lagomorphs, order Lagomorpha

Rabbits and hares, family Leporidae

Eastern Cottontail, Sylvilagus floridanus

New England Cottontail, Sylvilagus transitionalis

Snowshoe Hare, Lepus americanus

European Hare, Lepus europaeus (introduced)

Rodents, order Rodentia

Squirrels, chipmunks, and marmots, family Sciuridae

Eastern Chipmunk, Tamias striatus

Woodchuck, Marmota monax

Eastern Gray Squirrel, Sciurus carolinensis

American Red Squirrel, Tamiasciurus hudsonicus

Northern Flying Squirrel, Glaucomys sabrinus

Southern Flying Squirrel, Glaucomys volans

Beavers, family Castoridae

American Beaver, Castor canadensis

Jumping mice, family Dipodidae

Meadow Jumping Mouse, Zapus hudsonius

Woodland Jumping Mouse, Napaeozapus insignis

New World rats and mice, voles, lemmings, and muskrats, family Cricetidae

White-footed Mouse, Peromyscus leucopus

Deer Mouse, Peromyscus maniculatus

Southern Red-backed Vole, Myodes gapperi

Rock Vole, Microtus chrotorrhinus

Beach Vole, Microtus breweri

Meadow Vole, Microtus pennsylvanicus

Woodland Vole, Microtus pinetorum

Muskrat, Ondatra zibethicus

Northern Bog Lemming, Synaptomys borealis

Southern Bog Lemming, Synaptomys cooperi

Old World rats and mice, family Muridae (introduced)

Brown Rat, Rattus norvegicus (introduced)

Black Rat, Rattus rattus (introduced)

House Mouse, Mus musculus (introduced)

Porcupines, family Erethizontidae

North American Porcupine, Erethizon dorsatum

Carnivores, order Carnivora

Dogs, family Canidae

Coyote, Canis latrans

Gray Wolf Canis lupus (extirpated)

Domestic Dog, Canis familiaris (introduced)

Red Fox, Vulpes vulpes

Gray Fox, Urocyon cinereoargenteus

Bears, family Ursidae

American Black Bear, Ursus americanus

Seals, family Phocidae (coastal)

Harbor Seal, Phoca vitulina (coastal)

Gray Seal, Halichoerus grypus (coastal)

Harp Seal, Pagophilus groenlandicus (potential coastal vagrant)

Hooded Seal, Cystophora cristata (potential coastal vagrant)

Raccoons, family Procyonidae

Common Raccoon, Procyon lotor

Weasels, minks, martens, fishers, and otters, family Mustelidae

American Marten, Martes americana

Wolverine, Gulo gulo

Fisher, Martes pennanti

Short-tailed Weasel, Mustela erminea

Long-tailed Weasel, Mustela frenata

American Mink Neovison vison

Sea Mink Neovison macrodon (extinct)

River Otter, Lontra canadensis

Skunks, family Mephitidae

Striped Skunk, Mephitis mephitis

Cats, family Felidae

Domestic Cat, Felis catus (introduced)

Mountain Lion, Felis concolor (extirpated)

Canada Lynx, Lynx canadensis

Bobcat, Lynx rufus

Even-toed ungulates and whales, order Cetartiodactyla

Deer and moose, family Cervidae

Migratory Woodland Caribou, Rangifer tarandus caribou (extirpated)

American Elk, Cervus elaphus (extirpated)

White-tailed Deer, Odocoileus virginianus

Moose Alces americanus

Right whales, family Balaenidae (coastal)

North Atlantic Right Whale, Eubalaena glacialis (coastal, pelagic)

Rorquals, family Balaenopteridae (coastal)

Humpback Whale, Megaptera novaeangliae (coastal)

Minke Whale, Balaenoptera acutorostrata (coastal)

Bryde's Whale, Balaeonoptera edeni (coastal)

Sei Whale, Balaeonoptera borealis (coastal)

Fin Whale, Balaeonoptera physalus (coastal)

Blue Whale, Balaeonoptera musculus (coastal)

Sperm whales, family Physeteridae (pelagic)

Sperm Whale, Sphincter macrocephalus (pelagic)

Pygmy Sperm Whale, Kogia breviceps (coastal)

Dwarf Sperm Whale, Kogia sima (coastal)

Beaked whales, family Ziphiidae (pelagic)

Cuvier's Beaked Whale, Ziphius cavirostris (pelagic)

True's Beaked Whale, Mesoplodon mirus (pelagic)

Gervais's Beaked Whale, Mesoplodon europaeus (pelagic)

Sowerby's Beaked Whale, Mesoplodon bidens (pelagic)

Blainville's Beaked Whale, Mesoplodon densirostris (pelagic)

Beluga and Narwhal, family Monodontidae (coastal vagrant)

Beluga, Delphinapterus leucus (coastal vagrant)

Dolphins, family Delphinidae (coastal)

Rough-toothed Dolphin, Steno bredanensis (coastal)

Common Bottlenose Dolphin, Tursiops truncatus (coastal)

Pantropical Spotted Dolphin, Stenella attenuata (coastal)

Atlantic Spotted Dolphin, Stenella frontalis (coastal)

Spinner Dolphin, Stenella longirostris (coastal)

Clymene Dolphin, Stenella clymene (coastal)

Striped Dolphin, Stenella coeruleoalba (coastal)

Short-beaked Common Dolphin, Delphinus delphis (coastal)

Atlantic White-sided Dolphin, Lagenorhynchus acutus (coastal)

Risso's Dolphin, Grampus griseus (coastal)

Melon-headed Whale, Peponocephala electra (coastal)

Killer Whale, Orcinus orca (coastal)

Long-finned Pilot Whale, Globicephala melas (coastal)

Short-finned Pilot Whale, Globicephala macrorhynchus (coastal)

Porpoises, family Phocoenidae (coastal)

Harbor Porpoise, Phocoena phocoena (coastal)

Manatees, order Sirenia (coastal vagrant)

Manatees, family Trichechidae (coastal vagrant)

West Indian Manatee, Trichechus manatus (coastal vagrant)

References

See also