brown slug vs Gray Field Slug

Deroceras laeve compared with Deroceras reticulatum

Taxonomic Classification

Rank	brown slug	Gray Field Slug
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class same	Gastropoda (Gastropoda)	Gastropoda (Gastropoda)
Order same	Stylommatophora (Stylommatophora)	Stylommatophora (Stylommatophora)
Family same	Agriolimacidae	Agriolimacidae
Genus same	Deroceras	Deroceras
Species	Deroceras laeve	Deroceras reticulatum

Evolutionary Relationship

brown slug and Gray Field Slug share a common ancestor at the Genus level: Deroceras.

Conservation Status

brown slug

LC — Least Concern

Gray Field Slug

LC — Least Concern

Physical Characteristics

Attribute	brown slug	Gray Field Slug
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brown slug

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, tropical and subtropical moist broadleaf forests, and temperate broadleaf and mixed forests, among 7 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Cabo Verde, Sao Tome and Principe, South Africa), Asia (4 countries), Europe (9 countries), North America (Guatemala, Mexico, United States), Oceania and the Pacific (New Zealand), and South America (5 countries).

Gray Field Slug

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and deserts and xeric shrublands within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (Israel, Sri Lanka, Taiwan), Europe (11 countries), North America (United States), Oceania and the Pacific (New Zealand), and South America (4 countries).

brown slug

The Brown Slug (Deroceras laeve) is a species in the genus Deroceras. It is currently classified as Least Concern on the IUCN Red List. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, tropical and subtropical moist broadleaf forests, and temperate broadleaf and mixed forests, among 7 distinct biome types. Populations are also fo

Shared Countries

Both species can be found in 17 countries:

🇦🇷 Argentina 🇧🇪 Belgium 🇧🇷 Brazil 🇨🇱 Chile 🇨🇴 Colombia 🇩🇰 Denmark 🇫🇷 France 🇮🇱 Israel 🇮🇹 Italy 🇳🇿 New Zealand 🇳🇴 Norway 🇵🇹 Portugal 🇿🇦 South Africa 🇪🇸 Spain 🇸🇪 Sweden 🇹🇼 Taiwan 🇺🇸 United States