Black Flying Squirrel vs brown bear

Aeromys tephromelas compared with Ursus arctos

Key Differences

• Black Flying Squirrel is Data Deficient while brown bear is Extinct.

Taxonomic Classification

Rank	Black 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	Aeromys	Ursus (Bears)
Species	Aeromys tephromelas	Ursus arctos

Evolutionary Relationship

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

Conservation Status

Black Flying Squirrel

DD — Data Deficient

brown bear

EX — Extinct

Population: ~200.0K

Trend: Stable →

Physical Characteristics

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

Habitat & Geographic Range

Black 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).

Black Flying Squirrel

The Black Flying Squirrel (Aeromys tephromelas) is a species in the genus Aeromys. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. 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.