Javan Rusa vs Williamson's Emerald

Rusa timorensis compared with Somatochlora williamsoni

Key Differences

• Javan Rusa is Vulnerable while Williamson's Emerald is Least Concern.

Taxonomic Classification

Rank	Javan Rusa	Williamson's Emerald
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Artiodactyla (Even-toed Ungulates)	Odonata (Odonata)
Family	Cervidae (Deer)	Corduliidae
Genus	Rusa	Somatochlora
Species	Rusa timorensis	Somatochlora williamsoni

Evolutionary Relationship

Javan Rusa and Williamson's Emerald share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Javan Rusa

VU — Vulnerable

Williamson's Emerald

LC — Least Concern

Physical Characteristics

Attribute	Javan Rusa	Williamson's Emerald
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Williamson's Emerald

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.