Bonin Flying Fox vs brown bear

Pteropus pselaphon compared with Ursus arctos

Key Differences

• Bonin Flying Fox is Endangered while brown bear is Extinct.

Taxonomic Classification

Rank	Bonin Flying Fox	brown bear
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Chiroptera (Bats)	Carnivora (Carnivorans)
Family	Pteropodidae (Fruit Bats)	Ursidae (Bears)
Genus	Pteropus (Flying Foxes)	Ursus (Bears)
Species	Pteropus pselaphon	Ursus arctos

Evolutionary Relationship

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

Conservation Status

Bonin Flying Fox

EN — Endangered

brown bear

EX — Extinct

Population: ~200.0K

Trend: Stable →

Physical Characteristics

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

Habitat & Geographic Range

Bonin Flying Fox

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).

Bonin Flying Fox

The Bonin Flying Fox (Pteropus pselaphon) is a species in the genus Pteropus. It is currently classified as Endangered 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.