Brown Bear

Ursus arctos

LC Omnivore Forests, Mountains
70–780 kg
Weight
20–30 yrs
Lifespan
48 km/h
Top Speed
North America, Europe, Asia
Found In

Weighing 70–780 kg, the Brown Bear (Ursus arctos) ranks as one of the heaviest omnivore mammals (#2 of 33). Native to North America, Europe, Asia, it lives in forests, mountains habitats and is classified as Least Concern.

Physical Characteristics & Habitat

Size & Speed

Metric Brown Bear Omnivore Mammals Median Difference
Weight 425 kg 12 kg ↑ 3442%
Height 95 cm
Top Speed 48 km/h 35 km/h ↑ 37%
Avg Speed 48 km/h
Weight (kg)425avg 12Speed (km/h)48avg 35Lifespan (yrs)25avg 17.5

Habitat & Distribution

The Brown Bear inhabits forests, mountains habitats. It can be found in North America, Europe, Asia.

Typical coloring: Brown.

Diet & Predators

Diet: Omnivore
Predators: Wolves, Tigers

Behavior & Reproduction

Social Structure

The Brown Bear is a solitary species belonging to the Ursidae family.

Reproduction

Gestation Period: 180–250 days
Offspring per Birth: 1-4
Lifespan: 20–30 years

Conservation & Comparison

IUCN Conservation Status

LC The Brown Bear is classified as Least Concern. There are 66 species with the same status in our database.

Species Comparison

Among 34 omnivore mammals, the Brown Bear’s weight of 70–780 kg is significantly higher than the group median of 12 kg.

Weight rank: #6 of 66 Least Concern species.

# Species Weight Status
1 Humpback Whale Up to 30000 kg LC
2 Walrus Up to 1200 kg LC
3 Yak 500–1200 kg LC
4 Water Buffalo 300–1200 kg LC
5 Zebra 400–900 kg LC

Related Species

How much does a Brown Bear weigh?

A Brown Bear typically weighs 70–780 kg, which is exceptionally high compared to the median of 12 kg among omnivore mammals.

What is the conservation status of the Brown Bear?

The Brown Bear is classified as “Least Concern”. There are 66 species with the same status in our database.

Where does the Brown Bear live?

The Brown Bear is found in North America, Europe, Asia, in forests, mountains habitats.

How does the Brown Bear reproduce?

The Brown Bear has a gestation period of 180–250 days and typically produces 1-4 offspring per birth.

Data Sources: IUCN, WWF, National Geographic, Smithsonian Institution.

Last Updated: April 10, 2026