Bhutan Giant Flying Squirrel vs brown bear

Petaurista nobilis compared with Ursus arctos

Key Differences

• Bhutan Giant Flying Squirrel is Near Threatened while brown bear is Extinct.

Taxonomic Classification

Rank	Bhutan Giant Flying Squirrel	brown bear
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Carnivora (Carnivorans)
Family	Sciuridae (Squirrels)	Ursidae (Bears)
Genus	Petaurista	Ursus (Bears)
Species	Petaurista nobilis	Ursus arctos

Evolutionary Relationship

Bhutan Giant Flying Squirrel and brown bear share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Bhutan Giant Flying Squirrel

NT — Near Threatened

brown bear

EX — Extinct

Population: ~200.0K

Trend: Stable →

Physical Characteristics

Attribute	Bhutan Giant Flying Squirrel	brown bear
Diet	—	Omnivore
Average Lifespan	—	25 years
Average Length	—	2.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Bhutan Giant Flying Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

brown bear

Habitat

Typically found in a wide range of habitat types.

Range

Found across Europe (6 countries).

Bhutan Giant Flying Squirrel

The Bhutan Giant Flying Squirrel (Petaurista nobilis) is a species in the genus Petaurista. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

brown bear

The world's most widely distributed bear species, brown bears range from North America and Europe across Russia to Japan, occupying forests, tundra, and alpine meadows. Adults can weigh up to 700 kg in coastal Alaskan populations. Omnivores that consume berries, roots, fish, and carrion, brown bears are a keystone species that distribute nutrients across landscapes. Most populations are stable, though some subspecies are threatened.