Bermuda Saw-whet Owl vs Javareisfink

Aegolius gradyi compared with Lonchura oryzivora

Key Differences

• Bermuda Saw-whet Owl is Extinct while Javareisfink is Vulnerable.

Taxonomic Classification

Rank	Bermuda Saw-whet Owl	Javareisfink
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Aves (Vögel)	Aves (Vögel)
Order	Strigiformes (Eulen)	Passeriformes (Sperlingsvögel)
Family	Strigidae (True Owls)	Estrildidae
Genus	Aegolius	Lonchura
Species	Aegolius gradyi	Lonchura oryzivora

Evolutionary Relationship

Bermuda Saw-whet Owl and Javareisfink share a common ancestor at the Class level: Aves. (Vögel)

Conservation Status

Bermuda Saw-whet Owl

EX — Extinct

Javareisfink

VU — Vulnerable

Physical Characteristics

Attribute	Bermuda Saw-whet Owl	Javareisfink
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bermuda Saw-whet Owl

Habitat

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

Range

Found in Norway.

Javareisfink

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 6 distinct biome types spanning the Afrotropic and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Tanzania), Asia (Taiwan, Thailand, Vietnam), Europe (5 countries), North America (United States), Oceania and the Pacific (Australia), and South America (Colombia, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Bermuda Saw-whet Owl

The Bermuda Saw-whet Owl (Aegolius gradyi) is a species in the genus Aegolius. It is currently classified as Extinct on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Javareisfink

One of the most popular cage birds in East Asia, Java sparrows are striking finches with grey plumage, a bold black head, distinctive white cheek patches, and a bright red bill. Native to Java and Bali in Indonesia, they have been introduced to many parts of Asia, Africa, and the Americas. They inhabit open grasslands, rice fields, and farmland, often becoming pests on rice crops. Listed as Vulnerable in their native range due to severe trapping pressure for the cage bird trade.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway