American Beaver
Castor canadensis
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassMammalia (Mamífers)
- OrderRodentia (Rosegadors)
- FamilyCastoridae (Beavers)
- GenusCastor (Beavers)
- SpeciesCastor canadensis (American Beaver)
Closest Relatives at Big Bend National Park
Rock Squirrel
Otospermophilus variegatus
Texas Antelope Squirrel
Ammospermophilus interpres
Merriam's Kangaroo Rat
Dipodomys merriami
Coypu
Myocastor coypus
Spotted Ground Squirrel
Xerospermophilus spilosoma
Merriam's Pocket Mouse
Perognathus merriami
Hispid Cotton Rat
Sigmodon hispidus
Eastern Desert Pocket Mouse
Chaetodipus eremicus
Yellow-nosed Cotton Rat
Sigmodon ochrognathus
White-footed Mouse
Peromyscus leucopus
Southern Plains Woodrat
Neotoma micropus
Rio Grande Ground Squirrel
Ictidomys parvidens
📅 Monthly Probability
🌅 When They're Spotted
Most active at dawn and dusk · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
Quick answers
What are the chances of seeing a American Beaver in Big Bend National Park?
About 9% of visitor-days record a American Beaver sighting in Big Bend National Park, based on 13 observer-days of citizen-science data from GBIF.
When is the best time to see American Beaver in Big Bend National Park?
December has the highest sighting rate for American Beaver in Big Bend National Park in our monthly data.