Silky Wave vs Yellow-browed Sparrow

Idaea dilutaria compared with Ammodramus aurifrons

Key Differences

• Silky Wave is Endangered while Yellow-browed Sparrow is Least Concern.

Taxonomic Classification

Rank	Silky Wave	Yellow-browed Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Passeriformes (Songbirds)
Family	Geometridae	Passerellidae
Genus	Idaea	Ammodramus
Species	Idaea dilutaria	Ammodramus aurifrons

Evolutionary Relationship

Silky Wave and Yellow-browed Sparrow share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Silky Wave

EN — Endangered

Yellow-browed Sparrow

LC — Least Concern

Physical Characteristics

Attribute	Silky Wave	Yellow-browed Sparrow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Silky Wave

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Yellow-browed Sparrow

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Yellow-browed Sparrow

Yellow-browed Sparrow (Ammodramus aurifrons) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.