American Emerald vs Downy Emerald

Cordulia shurtleffii compared with Cordulia aenea

Taxonomic Classification

Rank	American Emerald	Downy Emerald
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Arthropoda (节肢动物门)	Arthropoda (节肢动物门)
Class same	Insecta (昆蟲綱)	Insecta (昆蟲綱)
Order same	Odonata (蜻蜓目)	Odonata (蜻蜓目)
Family same	Corduliidae	Corduliidae
Genus same	Cordulia	Cordulia
Species	Cordulia shurtleffii	Cordulia aenea

Evolutionary Relationship

American Emerald and Downy Emerald share a common ancestor at the Genus level: Cordulia.

Conservation Status

American Emerald

LC — Least Concern

Downy Emerald

LC — Least Concern

Physical Characteristics

Attribute	American Emerald	Downy Emerald
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American Emerald

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.

Downy Emerald

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden.

American Emerald

The American Emerald (Cordulia shurtleffii) is a species in the genus Cordulia. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Downy Emerald

绒毛翠蜓（Cordulia aenea）在IUCN红色名录中被列为无危（LC）。其种群分布广泛、数量丰富，种群状况稳定，目前无迫切保护需求。