Arboreal salamander vs brown bear

Aneides lugubris compared with Ursus arctos

Key Differences

• Arboreal salamander is Least Concern while brown bear is Extinct.

Taxonomic Classification

Rank	Arboreal salamander	brown bear
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Caudata (Caudata)	Carnivora (Carnivorans)
Family	Plethodontidae	Ursidae (Bears)
Genus	Aneides	Ursus (Bears)
Species	Aneides lugubris	Ursus arctos

Evolutionary Relationship

Arboreal salamander and brown bear share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arboreal salamander

LC — Least Concern

brown bear

EX — Extinct

Population: ~200.0K

Trend: Stable →

Physical Characteristics

Attribute	Arboreal salamander	brown bear
Diet	—	Omnivore
Average Lifespan	—	25 years
Average Length	—	2.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Arboreal salamander

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico.

brown bear

Habitat

Typically found in a wide range of habitat types.

Range

Found across Europe (6 countries).

Arboreal salamander

The Arboreal salamander (Aneides lugubris) is a species in the genus Aneides. It is currently classified as Least Concern on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.

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.