2-spot ladybird vs Arctic barrel-bubble

Adalia bipunctata compared with Retusa obtusa

Key Differences

• 2-spot ladybird is Vulnerable while Arctic barrel-bubble is Least Concern.

Taxonomic Classification

Rank	2-spot ladybird	Arctic barrel-bubble
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Gastropoda (Gastropoda)
Order	Coleoptera (Beetles)	Cephalaspidea (Cephalaspidea)
Family	Coccinellidae	Retusidae
Genus	Adalia	Retusa
Species	Adalia bipunctata	Retusa obtusa

Evolutionary Relationship

2-spot ladybird and Arctic barrel-bubble share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

2-spot ladybird

VU — Vulnerable

Arctic barrel-bubble

LC — Least Concern

Physical Characteristics

Attribute	2-spot ladybird	Arctic barrel-bubble
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

2-spot ladybird

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate coniferous forests spanning the Indomalayan and Oceanian and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Japan), Europe (4 countries), North America (Canada, United States), and South America (Chile). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Arctic barrel-bubble

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

2-spot ladybird

The 2-spot ladybird (Adalia bipunctata) is a species in the genus Adalia. It is listed as Vulnerable on the IUCN Red List. It is found across Belgium, Canada, Chile, and 2 other countries, inhabiting Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate coniferous forests spanning the Indomalayan and Oceanian and Palearctic realms. Populations.

Arctic barrel-bubble

The Arctic barrel-bubble (Retusa obtusa) is a species in the genus Retusa. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden