brown slug vs Javan Rusa

Deroceras laeve compared with Rusa timorensis

Key Differences

• brown slug is Least Concern while Javan Rusa is Vulnerable.

Taxonomic Classification

Rank	brown slug	Javan Rusa
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Stylommatophora (Stylommatophora)	Artiodactyla (Even-toed Ungulates)
Family	Agriolimacidae	Cervidae (Deer)
Genus	Deroceras	Rusa
Species	Deroceras laeve	Rusa timorensis

Evolutionary Relationship

brown slug and Javan Rusa share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brown slug

LC — Least Concern

Javan Rusa

VU — Vulnerable

Physical Characteristics

Attribute	brown slug	Javan Rusa
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).

Javan Rusa

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Afrotropic and Oceanian realms.

Range

Distributed across Mauritius, New Zealand, and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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 2 countries:

🇳🇿 New Zealand 🇳🇴 Norway