Common Candy-Striped Spider vs common grey sea slug

Enoplognatha ovata compared with Aeolidia papillosa

Taxonomic Classification

Rank	Common Candy-Striped Spider	common grey sea slug
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Arachnida (Arachnids)	Gastropoda (Gastropoda)
Order	Araneae (Araneae)	Nudibranchia (Nudibranchia)
Family	Theridiidae	Aeolidiidae
Genus	Enoplognatha	Aeolidia
Species	Enoplognatha ovata	Aeolidia papillosa

Evolutionary Relationship

Common Candy-Striped Spider and common grey sea slug share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Candy-Striped Spider

LC — Least Concern

common grey sea slug

LC — Least Concern

Physical Characteristics

Attribute	Common Candy-Striped Spider	common grey sea slug
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Candy-Striped Spider

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Found across Europe (4 countries) and North America (Canada, United States).

common grey sea slug

Habitat

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

Range

Distributed across Belgium, Chile, Denmark, Norway, and Sweden.

Common Candy-Striped Spider

<em>Enoplognatha ovata</em>, commonly known as the common candy striped spider, is an arachnid species found across Europe, Canada, and the United States. It typically inhabits terrestrial environments, often found in vegetation such as shrubs, hedgerows, tall grasses, and garden plants where it constructs irregular webs to capture prey. The species is classified as Least Concern on the IUCN Red List, reflecting its broad distribution and stable population status. Common candy striped spider belongs to the genus <em>Enoplognatha</em> within the family Theridiidae. It is named for the distinctive color patterns that often appear on the abdomen, which can vary from white to yellow with red or dark stripes depending on the individual and geographic variant. Biological traits such as average lifespan, body length, and mass of this species remain poorly documented in the scientific literature. The species is commonly encountered across its range and plays a role as a predator of small invertebrates in terrestrial ecosystems.

common grey sea slug

<em>Aeolidia papillosa</em>, commonly known as the common grey sea slug, is a nudibranch mollusc belonging to the genus Aeolidia within the family Aeolidiidae. Despite the species name referencing terrestrial and aquatic habitats including forests and freshwater, <em>Aeolidia papillosa</em> is primarily a marine organism. Its range includes Belgium, Chile, Denmark, Norway, and Sweden, indicating a distribution across the North Atlantic and into South American waters. Common grey sea slug is assessed as Least Concern on the IUCN Red List. The species is typically found in intertidal and subtidal zones, where it preys on sea anemones and stores stinging cells from its prey in its dorsal cerata for defense. Biological traits of this species remain poorly documented in the scientific literature.

Shared Countries

Both species can be found in 4 countries:

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