Mammals of Big Bend National Park
The mammals most often spotted in Big Bend, ranked by recent research-grade observations.
3,544
recent observations
50
species listed
50
mammals
Naturalists have logged 3,544 research-grade observations across the 50 most-recorded species in Big Bend. The most frequently seen is the White-tailed Deer, with 746 recorded sightings.
Rarer finds confirmed in Big Bend include Bobcat, Ghost-faced Bat, Rio Grande Ground Squirrel and Scimitar-horned Oryx - uncommon enough that a sighting is worth logging.
Most-observed mammals in Big Bend
White-tailed Deer
Odocoileus virginianus
746 observations
American Black Bear
Ursus americanus
489 observations
Collared Peccary
Pecari tajacu
436 observations
Coyote
Canis latrans
278 observations
Rock Squirrel
Otospermophilus variegatus
204 observations
Desert Cottontail
Sylvilagus audubonii
171 observations
Aoudad
Ammotragus lervia
148 observations
Domestic Horse
Equus caballus
129 observations · iNaturalist
Gray Fox
Urocyon cinereoargenteus
117 observations
Donkey
Equus asinus
112 observations · iNaturalist
Mule Deer
Odocoileus hemionus
105 observations
Black-tailed Jackrabbit
Lepus californicus
94 observations
Bobcat
Lynx rufus
67 observations
Texas Antelope Squirrel
Ammospermophilus interpres
53 observations
Pallid Bat
Antrozous pallidus
38 observations
Mountain Lion
Puma concolor
37 observations
Common Raccoon
Procyon lotor
36 observations
American Beaver
Castor canadensis
33 observations
Ringtail
Bassariscus astutus
21 observations
American Hog-nosed Skunk
Conepatus leuconotus
18 observations
Northern Hoary Bat
Lasiurus cinereus
17 observations
American Badger
Taxidea taxus
17 observations
Coypu
Myocastor coypus
17 observations
Canyon Bat
Parastrellus hesperus
17 observations
Striped Skunk
Mephitis mephitis
16 observations
Merriam's Kangaroo Rat
Dipodomys merriami
16 observations
Townsend's Big-eared Bat
Corynorhinus townsendii
12 observations
Ghost-faced Bat
Mormoops megalophylla
11 observations
Domestic Dog
Canis familiaris
9 observations · iNaturalist
Yellow-faced Pocket Gopher
Cratogeomys castanops
8 observations
Spotted Ground Squirrel
Xerospermophilus spilosoma
8 observations
Hispid Cotton Rat
Sigmodon hispidus
7 observations
Mexican Free-tailed Bat
Tadarida brasiliensis
6 observations
Domestic Cattle
Bos taurus
6 observations · iNaturalist
Southwestern Texas pocket gopher
Megascapheus baileyi
6 observations · iNaturalist
Wapiti
Cervus canadensis
5 observations
Holzner Cottontail
Sylvilagus holzneri
4 observations
Fringed Myotis
Myotis thysanodes
3 observations
Cave Myotis
Myotis velifer
3 observations
Rio Grande Ground Squirrel
Ictidomys parvidens
3 observations
Desert Spotted Skunk
Spilogale leucoparia
3 observations
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
Scimitar-horned Oryx
Oryx dammah
2 observations
Bighorn Sheep
Ovis canadensis
2 observations
Pronghorn
Antilocapra americana
2 observations
Eastern Desert Pocket Mouse
Chaetodipus eremicus
2 observations · iNaturalist
Domestic Goat
Capra hircus
2 observations · iNaturalist
Mammals in nearby places
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