Key to mammal list
•Common: animal and/or evidence of animal observed daily, present in large numbers.
•Fairly Common: may be present in large numbers, but secretive or nocturnal and not often observed.
•Uncommon: infrequently observed, can be in isolated populations.
•Rare: seldom observed, unusual to encounter, present in small numbers.
•Extirpated: no longer found in this area.
Zion Mammal List:
Bats (Chiroptera)
•California Myotis - Myotis californicus (Fairly common)
•Western Small-footed Myotis - Myotis ciliolabrum (Fairly common)
•Long-eared Myotis - Myotis evotis (Uncommon)
•Little Brown Myotis - Myotis lucifugus (Unknown)
•Fringed Myotis - Myotis thysanodes (Uncommon)
•Long-legged Myotis - Myotis volans (Fairly common)
•Yuma Myotis - Myotis yumanensis (Fairly common)
•Western Red Bat - Lasiurus blossevillii (Uncommon)
•Hoary Bat - Lasiurus cinereus (Uncommon)
•Silver-haired Bat - Lasionycteris nocti-vagans (Fairly common)
•Western Pipistrelle - Pipistrellus hesperus (Common)
•Big Brown Bat - Eptesicus fuscus (Fairly common)
•Spotted Bat - Euderma maculatum (Uncommon)
•Townsend’s Big-eared Bat - Plecotus townsendii (Uncommon)
•Allen’s Big-eared Bat - Idionycteris phyllotis (Unknown)
•Pallid Bat - Antrozous pallidus (Fairly common)
•Brazilian Free-tailed Bat - Tadarida brasiliensis (Fairly common)
•Big Free-tailed Bat- Nyctinomops macrotis (Uncommon)
Pika, Rabbits, and Hares (Lagomorpha)
•American Pika - Ochotona princeps (Rare)
•Desert Cottontail - Sylvilagus audubonii (Common)
•Mountain Cottontail - Sylvilagus nuttallii (Uncommon)
•Black-tailed Jackrabbit - Lepus californicus (Fairly common)
Rodents (Rodentia)
•Cliff Chipmunk - Tamias dorsalis (Fairly common)
•Least Chipmunk - Tamias minimus (Fairly common)
•Uinta Chipmunk - Tamias umbrinus (Fairly common)
•Yellow-bellied Marmot - Marmota flaviventris (Uncommon)
•White-tailed Antelope Squirrel - Ammo-spermophilus leucurus (Common)
•Golden-mantled Ground Squirrel - Spermophilus lateralis (Uncommon)
•Rock Squirrel - Spermophilus variegatus (Common)
•Red Squirrel - Tamiasciurus hudsonicus (Fairly common)
•Northern Flying Squirrel - Glaucomys sabrinus (Uncommon)
•Botta’s Pocket Gopher - Thomomys bottae (Fairly common)
•Northern Pocket Gopher - Thomomys talpoides (Fairly common)
•Great Basin Pocket Mouse - Perognathus parvus (Uncommon)
•Little Pocket Mouse - Perognathus longimembris (Uncommon)
•Long-tailed Pocket Mouse - Chaetodipus formosus (Uncommon)
•Merriam’s Kangaroo Rat - Dipodomys merriami (Fairly common)
•Chisel-toothed Kangaroo Rat - Dipodomys microps (Unknown)
•Ord’s Kangaroo Rat - Dipodomys ordii (Uncommon)
•American Beaver - Castor canadensis (Fairly common)
•Western Harvest Mouse - Reithro-dontomys megalotis (Common)
•Brush Mouse - Peromyscus boylii (Fairly common)
•Canyon Mouse - Peromyscus crinitus (Fairly common)
•Cactus Mouse - Peromyscus eremicus (Uncommon)
•Deer Mouse - Peromyscus maniculatus (Fairly common)
•Piñon Mouse - Peromyscus truei (Fairly common)
•Northern Grasshopper Mouse - Ony-chomys leucogaster (Uncommon)
•Southern Grasshopper Mouse - Ony-chomys torridus (Uncommon)
•Bushy-tailed Woodrat - Neotoma cinerea (Uncommon)
•Desert Woodrat - Neotoma lepida (Fairly common)
•House Mouse - Mus musculus (Uncommon)
•Long-tailed Vole - Microtus longicaudus (Fairly common)
•Montane Vole - Microtus montanus (Fairly common)
•Common Muskrat - Ondatra zibethicus (Uncommon)
•Common Porcupine - Erethizon dorsatum (Uncommon)
Carnivores (Carnivora)
•Coyote - Canis latrans (Fairly common)
•Gray Wolf - Canis lupus (Extirpated)
•Kit Fox - Vulpes velox (Rare)
•Red Fox - Vulpes vulpes (Rare)
•Common Gray Fox - Urocyon cinereo-argenteus (Fairly common)
•Black Bear - Ursus americanus (Rare)
•Grizzly Bear - Ursus arctos (Extirpated)
•Ringtail - Bassariscus astutus (Common)
•Ermine - Mustela erminea (Uncommon)
•Raccoon - Procyon lotor (Uncommon)
•Long-tailed Weasel - Mustela frenata (Uncommon)
•American Badger - Taxidea taxus (Rare)
•Western Spotted Skunk - Spilogale gracilis (Uncommon)
•Striped Skunk - Mephitis mephitis (Common)
•Mountain Lion - Felis concolor (Fairly common)
•Bobcat - Lynx rufus (Uncommon)
Shrews (Insectivora)
•Merriam’s Shrew - Sorex merriami (Unknown)
•Montane Shrew - Sorex monticolus (Uncommon)
•Water Shrew - Sorex palustris (Uncommon)
•Desert Shrew - Notiosorex crawfordi (Uncommon)
Even-toed Ungulates (Artiodactyla)
•Elk - Cervus elaphus (Uncommon)
•Mule Deer - Odocoileus hemionus (Common)
•Desert Bighorn Sheep - Ovis canadensis nelsoni (Extirpated, Reintroduced, Common)
