Common Grackle vs Great-tailed Grackle

Quiscalus quiscula compared with Quiscalus mexicanus

Key Differences

• Common Grackle is Not Evaluated while Great-tailed Grackle is Least Concern.

Taxonomic Classification

Rank	Common Grackle	Great-tailed Grackle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Passeriformes (Songbirds)	Passeriformes (Songbirds)
Family same	Icteridae	Icteridae
Genus same	Quiscalus	Quiscalus
Species	Quiscalus quiscula	Quiscalus mexicanus

Evolutionary Relationship

Common Grackle and Great-tailed Grackle share a common ancestor at the Genus level: Quiscalus.

Conservation Status

Common Grackle

NE — Not Evaluated

Great-tailed Grackle

LC — Least Concern

Physical Characteristics

Attribute	Common Grackle	Great-tailed Grackle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Grackle

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, United Kingdom, and United States.

Great-tailed Grackle

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Common Grackle

<em>Quiscalus quiscula</em>, commonly known as the common grackle, is a passerine bird belonging to the genus Quiscalus within the family Icteridae. This adaptable species occupies various aerial, terrestrial, and aquatic environments, reflecting a broad ecological tolerance that has allowed it to thrive across a range of landscapes. Its documented range includes the United States as its primary stronghold, with additional records from Belgium, Denmark, Norway, and the United Kingdom, where individuals may appear as vagrants or established non-native populations. Common grackle is typically associated with open and semi-open habitats including agricultural fields, marshes, parks, and suburban areas. Biological traits of this species remain poorly documented in the scientific literature.

Great-tailed Grackle

Great-tailed Grackle (Quiscalus mexicanus) 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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway