Loading species data...
Fetching observations
White-tailed Deer
Odocoileus virginianus
16,473 observations
Eastern Gray Squirrel
Sciurus carolinensis
12,132 observations
Eastern Cottontail
Sylvilagus floridanus
6,503 observations
Red Fox
Vulpes vulpes
6,087 observations
Common Raccoon
Procyon lotor
3,833 observations
Groundhog
Marmota monax
2,853 observations
American Beaver
Castor canadensis
2,426 observations
Eastern Chipmunk
Tamias striatus
1,702 observations
Virginia Opossum
Didelphis virginiana
1,307 observations
Domestic Horse
Equus caballus
1,269 observations
Domestic Cat
Felis catus
1,213 observations
Northern Short-tailed Shrew
Blarina brevicauda
1,004 observations
Muskrat
Ondatra zibethicus
972 observations
North American River Otter
Lontra canadensis
615 observations
Coyote
Canis latrans
505 observations
Sika Deer
Cervus nippon
486 observations
Eastern Fox Squirrel
Sciurus niger
355 observations
White-footed Mouse
Peromyscus leucopus
328 observations
American Black Bear
Ursus americanus
307 observations
Eastern Red Bat
Lasiurus borealis
260 observations
Striped Skunk
Mephitis mephitis
227 observations
Brown Rat
Rattus norvegicus
199 observations
Eastern Mole
Scalopus aquaticus
196 observations
American Mink
Neogale vison
192 observations
House Mouse
Mus musculus
174 observations
American Red Squirrel
Tamiasciurus hudsonicus
172 observations
Southern Flying Squirrel
Glaucomys volans
166 observations
Big Brown Bat
Eptesicus fuscus
162 observations
Tamanend's Bottlenose Dolphin
Tursiops erebennus
138 observations
North American Porcupine
Erethizon dorsatum
125 observations
Eastern Meadow Vole
Microtus pennsylvanicus
86 observations
Silver-haired Bat
Lasionycteris noctivagans
53 observations
Gray Fox
Urocyon cinereoargenteus
53 observations
Harbor Seal
Phoca vitulina
36 observations
Bobcat
Lynx rufus
35 observations
North American Least Shrew
Cryptotis parvus
35 observations
Masked Shrew
Sorex cinereus
29 observations
Woodland Vole
Microtus pinetorum
26 observations
Domestic Dog
Canis familiaris
26 observations
Eastern Deermouse
Peromyscus maniculatus
25 observations
Fisher
Pekania pennanti
24 observations
Hairy-tailed Mole
Parascalops breweri
22 observations
Tri-coloured Bat
Perimyotis subflavus
18 observations
European Rabbit
Oryctolagus cuniculus
17 observations
Star-nosed Mole
Condylura cristata
17 observations
Northern Hoary Bat
Lasiurus cinereus
15 observations
Grey Seal
Halichoerus grypus
15 observations
Northern Meadow Jumping Mouse
Zapus hudsonius
15 observations
Northeastern Marsh Rice Rat
Oryzomys palustris
11 observations
Humpback Whale
Megaptera novaeangliae
9 observations
Frequently Asked Questions
- The 10 most common mammals in Maryland are:
- White-tailed Deer (Odocoileus virginianus)
- Eastern Gray Squirrel (Sciurus carolinensis)
- Eastern Cottontail (Sylvilagus floridanus)
- Red Fox (Vulpes vulpes)
- Common Raccoon (Procyon lotor)
- Groundhog (Marmota monax)
- American Beaver (Castor canadensis)
- Eastern Chipmunk (Tamias striatus)
- Virginia Opossum (Didelphis virginiana)
- Domestic Horse (Equus caballus)
- The most observed mammal in Maryland is White-tailed Deer (Odocoileus virginianus), with 16,473 recorded observations.
- Some of the most commonly observed native mammals in Maryland include:
- Northeastern Marsh Rice Rat (Oryzomys palustris)