Mammals of Big Bend National Park
The mammals most often spotted in Big Bend, ranked by recent research-grade observations.
Most-observed mammals in Big Bend
White-tailed Deer
Odocoileus virginianus
717 observations
American Black Bear
Ursus americanus
453 observations
Collared Peccary
Pecari tajacu
419 observations
Coyote
Canis latrans
269 observations
Rock Squirrel
Otospermophilus variegatus
198 observations
Desert Cottontail
Sylvilagus audubonii
165 observations
Aoudad
Ammotragus lervia
143 observations · iNaturalist
Domestic Horse
Equus caballus
112 observations · iNaturalist
Gray Fox
Urocyon cinereoargenteus
107 observations
Donkey
Equus asinus
106 observations · iNaturalist
Mule Deer
Odocoileus hemionus
99 observations
Black-tailed Jackrabbit
Lepus californicus
88 observations
Bobcat
Lynx rufus
62 observations
Texas Antelope Squirrel
Ammospermophilus interpres
52 observations
Mountain Lion
Puma concolor
36 observations
Common Raccoon
Procyon lotor
34 observations
Pallid Bat
Antrozous pallidus
33 observations
American Beaver
Castor canadensis
32 observations
Ringtail
Bassariscus astutus
21 observations
American Hog-nosed Skunk
Conepatus leuconotus
18 observations
Coypu
Myocastor coypus
17 observations
Canyon Bat
Parastrellus hesperus
17 observations
Northern Hoary Bat
Lasiurus cinereus
16 observations
American Badger
Taxidea taxus
16 observations
Striped Skunk
Mephitis mephitis
16 observations
Merriam's Kangaroo Rat
Dipodomys merriami
15 observations
Townsend's Big-eared Bat
Corynorhinus townsendii
11 observations
Ghost-faced Bat
Mormoops megalophylla
10 observations
Domestic Dog
Canis familiaris
8 observations · iNaturalist
Spotted Ground Squirrel
Xerospermophilus spilosoma
8 observations · iNaturalist
Hispid Cotton Rat
Sigmodon hispidus
7 observations
Domestic Cattle
Bos taurus
6 observations · iNaturalist
Yellow-faced Pocket Gopher
Cratogeomys castanops
6 observations
Southwestern Texas pocket gopher
Megascapheus baileyi
6 observations · iNaturalist
Mexican Free-tailed Bat
Tadarida brasiliensis
5 observations
Elk
Cervus canadensis
5 observations
Holzner Cottontail
Sylvilagus holzneri
4 observations · iNaturalist
Fringed Myotis
Myotis thysanodes
3 observations
Cave Myotis
Myotis velifer
3 observations
Rio Grande Ground Squirrel
Ictidomys parvidens
3 observations · iNaturalist
Desert Spotted Skunk
Spilogale leucoparia
3 observations · iNaturalist
Yuma Myotis
Myotis yumanensis
2 observations
California Myotis
Myotis californicus
2 observations
Big Brown Bat
Eptesicus fuscus
2 observations
Western Bonneted Bat
Eumops perotis
2 observations
Bighorn Sheep
Ovis canadensis
2 observations
American Bison
Bison bison
2 observations
Eastern Desert Pocket Mouse
Chaetodipus eremicus
2 observations · iNaturalist
Domestic Goat
Capra hircus
2 observations · iNaturalist
Mule
Equus asinus × caballus
2 observations · iNaturalist