Azure Hawker vs Eurasian Tree Sparrow

Aeshna caerulea compared with Passer montanus

Key Differences

Azure Hawker is Least Concern while Eurasian Tree Sparrow is Endangered.

Taxonomic Classification

Rank	Azure Hawker	Eurasian Tree Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Odonata (Odonata)	Passeriformes (Songbirds)
Family	Aeshnidae	Passeridae
Genus	Aeshna	Passer
Species	Aeshna caerulea	Passer montanus

Evolutionary Relationship

Azure Hawker and Eurasian Tree Sparrow share a common ancestor at the Kingdom level: Animalia. (Animals)

View Kingdom: Animalia

Conservation Status

Azure Hawker

LC — Least Concern

Eurasian Tree Sparrow

EN — Endangered

Physical Characteristics

Attribute	Azure Hawker	Eurasian Tree Sparrow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Azure Hawker

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Norway and Sweden.

Eurasian Tree Sparrow

Habitat

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

Range

Widely distributed across Asia (Indonesia, Philippines, Singapore), Europe (7 countries), North America (Canada, United States), and Oceania and the Pacific (Australia, Marshall Islands). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Azure Hawker

The Azure Hawker (Aeshna caerulea) is a species in the genus Aeshna. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Eurasian Tree Sparrow

Eurasian Tree Sparrow (Passer montanus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.