Javan Rusa vs Long-eared Owl

Rusa timorensis compared with Asio otus

Key Differences

• Javan Rusa is Vulnerable while Long-eared Owl is Data Deficient.

Taxonomic Classification

Rank	Javan Rusa	Long-eared Owl
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Artiodactyla (Even-toed Ungulates)	Strigiformes (Owls)
Family	Cervidae (Deer)	Strigidae (True Owls)
Genus	Rusa	Asio
Species	Rusa timorensis	Asio otus

Evolutionary Relationship

Javan Rusa and Long-eared Owl share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Javan Rusa

VU — Vulnerable

Long-eared Owl

DD — Data Deficient

Physical Characteristics

Attribute	Javan Rusa	Long-eared Owl
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.

Long-eared Owl

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (5 countries) and North America (United States).

Long-eared Owl

Long-eared Owl (Asio otus) is classified as Data Deficient (DD) on the IUCN Red List. Insufficient data available to assess extinction risk. Further research and field surveys are needed.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway