Skip to content
WAnimals
  • Map
  • Species
  • Parks
  • Diving
Log inCreate account
WAnimals

The guide for travellers and animal lovers: discover, plan and share your wild adventures around the world.

Discover wildlife

  • Species
  • Ecosystems
  • Glossary
  • Tags

Explore places

  • Map
  • Countries
  • Parks
  • Diving

Plan experiences

  • Guides

Learn

  • Blog

Resources

  • About us
  • How we build our profiles
  • Help centre
  • Contact
  • Install the app

Follow us

Account

  • Log in
  • Create account

© 2026 WAnimals. All rights reserved.

Terms of servicePrivacyCookiesLegal notice
MapSpeciesParksDiving
  1. Home
  2. Species
  3. American Bison

One of the 2 bison on WAnimals

American Bison (Bison bison)

Mammals · Artiodactyla · Bovidae

American Bison

Bison bison

Near Threatened

It could become threatened in the near future if current threats go unchecked.

Spotted something wrong?

The largest land mammal in North America, all but wiped out in the nineteenth century and recovered today thanks to conservation.

Weight

400 kg – 1 t

Size

3 m – 3.8 m

Life expectancy

20 years

Diet

Herbivore

Feeds mainly on plants.

Activity

Diurnal

Active mainly during the day.

Social structure

Herd

Lives in large groups as a strategy against predators.

Estimated population

18,748 animals in 20 free-ranging wild herds; an estimated 11,248 to 13,123 of them are mature individuals

Grassland
3countries5parks86same family1featured routes

AI-generated images: illustrations, not photographs.

Fun facts

  • It can run at over 55 km/h despite weighing a tonne.
  • There were once over 30 million of them, before European colonisation.
  • It is the national mammal of the United States.

Life cycle and biology

Skeleton type
Vertebrate - internal bony skeleton (mammal)
Habitat and environment
Prairies of the Great Plains of North America
Birth weight
15-30 kg at birth, in a distinctive reddish-orange coat
Size at birth
15-30 kg at birth
Sexual maturity
2-3 years (female) | 3 years, though bulls rarely breed before 6 (male)
Gestation / incubation
270-285 days (~9.5 months)
Litter / clutch size
1 young per birth
Life expectancy in captivity
Documented record of up to 25 years

Sources consulted: Brightszoo · Animalia.bio · Zoo Idaho · NPS (Bison Basic Facts) · NPS (Bison Bellows) · Antelope Island State Park · Aune, Jørgensen y Gates 2017, IUCN Red List e.T2815A45156541: la especie no está actualmente en declive, pero depende por completo de programas de manejo · Aune, Jørgensen y Gates 2017, IUCN Red List e.T2815A45156541

Where to find it

Best time: April to September

Loading map…

The pins mark the parks where its presence is documented.

Where to see it

Parks and dive sites where this species has been documented.

Related species

Other species in the catalogue with the most in common with American Bison — same habitat, park, country, tags or family.

Same taxonomic family
Same taxonomic family
Shares a park
Same taxonomic family
Same taxonomic family
Same taxonomic family

Keep exploring

Based on what we already know about american bison.

Share an experience, a fun fact or a tip for seeing the american bison.
See full glossary
This page in other languages: Español · Deutsch · Français · Português · Italiano
See its range on the interactive map→
Yellowstone National ParkUnited States
Grand TetonUnited States
BadlandsUnited States
Theodore RooseveltUnited States
Wind CaveUnited States
Least Concern

Mountain Goat

Oreamnos americanus

Bighorn SheepLeast Concern

Bighorn Sheep

Ovis canadensis

Near Threatened

Northern Bobwhite

Colinus virginianus

Near Threatened

Himalayan Tahr

Hemitragus jemlahicus

Least Concern

Blackbuck

Antilope cervicapra

NilgaiLeast Concern

Nilgai

Boselaphus tragocamelus

CountriesUnited States
ParksYellowstone National ParkUnited States
TagsHerbivore
Herbivore
Diurnal
In herds
Near Threatened
Grassland
Mammal
United States
Canada
Mexico