brown bear vs Calamian Deer

Ursus arctos compared with Axis calamianensis

Key Differences

• brown bear is Extinct while Calamian Deer is Endangered.

Taxonomic Classification

Rank	brown bear	Calamian Deer
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Carnivora (Carnivorans)	Artiodactyla (Even-toed Ungulates)
Family	Ursidae (Bears)	Cervidae (Deer)
Genus	Ursus (Bears)	Axis
Species	Ursus arctos	Axis calamianensis

Evolutionary Relationship

brown bear and Calamian Deer share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

brown bear

EX — Extinct

Population: ~200.0K

Trend: Stable →

Calamian Deer

EN — Endangered

Physical Characteristics

Attribute	brown bear	Calamian Deer
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).

Calamian Deer

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.

Calamian Deer

The Calamian Deer (Axis calamianensis) is a species in the genus Axis. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.