brown bear vs Chinese river dolphin

Ursus arctos compared with Lipotes vexillifer

Key Differences

• brown bear is Extinct while Chinese river dolphin is Critically Endangered.

Taxonomic Classification

Rank	brown bear	Chinese river dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Carnivora (Carnivorans)	Cetacea (Whales & Dolphins)
Family	Ursidae (Bears)	Lipotidae
Genus	Ursus (Bears)	Lipotes
Species	Ursus arctos	Lipotes vexillifer

Evolutionary Relationship

brown bear and Chinese river dolphin share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

brown bear

EX — Extinct

Population: ~200.0K

Trend: Stable →

Chinese river dolphin

CR — Critically Endangered

Physical Characteristics

Attribute	brown bear	Chinese river dolphin
Diet	Omnivore	—
Average Lifespan	25 years	—
Average Length	2.0 m	—
Average Weight	300.0 kg	—

Habitat & Geographic Range

brown bear

Habitat

Typically found in a wide range of habitat types.

Range

Found across Europe (6 countries).

Chinese river dolphin

Habitat

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.

Chinese river dolphin

The Chinese River Dolphin (Lipotes vexillifer) is a species in the genus Lipotes. It is currently classified as Critically Endangered on the IUCN Red List.