Ground beetle vs Javan Rusa

Calathus extensicollis compared with Rusa timorensis

Key Differences

• Ground beetle is Extinct while Javan Rusa is Vulnerable.

Taxonomic Classification

Rank	Ground beetle	Javan Rusa
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Coleoptera (Beetles)	Artiodactyla (Even-toed Ungulates)
Family	Carabidae	Cervidae (Deer)
Genus	Calathus	Rusa
Species	Calathus extensicollis	Rusa timorensis

Evolutionary Relationship

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

Conservation Status

Ground beetle

EX — Extinct

Javan Rusa

VU — Vulnerable

Physical Characteristics

Attribute	Ground beetle	Javan Rusa
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ground beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Portugal.

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.