Arboreal salamander vs Common Tern

Aneides lugubris compared with Sterna hirundo

Key Differences

• Arboreal salamander is Least Concern while Common Tern is Endangered.

Taxonomic Classification

Rank	Arboreal salamander	Common Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Aves (Birds)
Order	Caudata (Caudata)	Charadriiformes (Charadriiformes)
Family	Plethodontidae	Laridae
Genus	Aneides	Sterna
Species	Aneides lugubris	Sterna hirundo

Evolutionary Relationship

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

Conservation Status

Arboreal salamander

LC — Least Concern

Common Tern

EN — Endangered

Physical Characteristics

Attribute	Arboreal salamander	Common Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arboreal salamander

Habitat

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

Range

Found in Mexico.

Common Tern

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 9 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Common Tern

Common Tern (Sterna hirundo) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.