Black Laceweaver vs Common Tern

Amaurobius ferox compared with Sterna hirundo

Key Differences

• Black Laceweaver is Least Concern while Common Tern is Endangered.

Taxonomic Classification

Rank	Black Laceweaver	Common Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Arachnida (Arachnids)	Aves (Birds)
Order	Araneae (Araneae)	Charadriiformes (Charadriiformes)
Family	Amaurobiidae	Laridae
Genus	Amaurobius	Sterna
Species	Amaurobius ferox	Sterna hirundo

Evolutionary Relationship

Black Laceweaver and Common Tern share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black Laceweaver

LC — Least Concern

Common Tern

EN — Endangered

Physical Characteristics

Attribute	Black Laceweaver	Common Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Laceweaver

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Distributed across Belgium, Canada, Denmark, Sweden, and United States.

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.

Black Laceweaver

The Black Laceweaver (Amaurobius ferox) is a species in the genus Amaurobius. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial habitats from forests to deserts.

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.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden 🇺🇸 United States