Gemeine Kugelschnecke vs Rotstirn-Schneidervogel

Akera bullata compared with Orthotomus sutorius

Taxonomic Classification

Rank	Gemeine Kugelschnecke	Rotstirn-Schneidervogel
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Mollusca (Weichtiere)	Chordata (Chordatiere)
Class	Gastropoda (Schnecken)	Aves (Vögel)
Order	Aplysiida (Aplysiida)	Passeriformes (Sperlingsvögel)
Family	Akeridae	Cisticolidae
Genus	Akera	Orthotomus
Species	Akera bullata	Orthotomus sutorius

Evolutionary Relationship

Gemeine Kugelschnecke and Rotstirn-Schneidervogel share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Gemeine Kugelschnecke

LC — Least Concern

Rotstirn-Schneidervogel

LC — Least Concern

Physical Characteristics

Attribute	Gemeine Kugelschnecke	Rotstirn-Schneidervogel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gemeine Kugelschnecke

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, and Sweden.

Rotstirn-Schneidervogel

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.

Gemeine Kugelschnecke

The common bubble snail (<em>Akera bullata</em>) is a marine gastropod mollusc found in the coastal waters of Denmark, Norway, Portugal, and Sweden. This species typically inhabits terrestrial and aquatic environments including forests and freshwater-adjacent marine areas, often occurring in shallow subtidal and intertidal zones of temperate European seas. It is classified as Least Concern on the IUCN Red List. As a member of the family Akeridae, the common bubble snail is characterized by its thin, fragile shell and its ability to swim briefly by flapping its large, wing-like parapodia. The species often forages on algae and detritus in sandy and muddy seafloor habitats, particularly in sheltered bays and estuaries. The common bubble snail typically aggregates in large numbers during the spawning season, producing gelatinous egg masses. Biological traits of this species remain poorly documented in the scientific literature.

Rotstirn-Schneidervogel

<em>Orthotomus sutorius</em>, the common tailorbird, is a small passerine in the family Cisticolidae, widely distributed across South and Southeast Asia. Despite one distribution record indicating Norway, the species is primarily a tropical and subtropical resident, inhabiting gardens, scrub, forest edges, and cultivated areas from India through Southeast Asia. It is classified as Least Concern on the IUCN Red List owing to its broad range and adaptability to human-altered landscapes. The common tailorbird is renowned for its remarkable nest construction: the female stitches large leaves together with plant fiber or spider silk to form a cradle in which the cup nest is built, giving the species its common name. It feeds primarily on insects and spiders gleaned from foliage and bark. The song is a loud, repetitive call frequently heard in gardens. Plumage is typically olive-green above with a rufous crown and pale underparts. Biological traits such as precise body weight, wingspan, and lifespan data remain poorly documented in comprehensive standardized assessments, though adults typically weigh between 6 and 10 grams.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway