Guam Flying Fox vs Ring-billed Gull

Pteropus tokudae compared with Larus delawarensis

Key Differences

• Guam Flying Fox is Extinct while Ring-billed Gull is Least Concern.

Taxonomic Classification

Rank	Guam Flying Fox	Ring-billed Gull
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Charadriiformes (Charadriiformes)
Family	Pteropodidae (Fruit Bats)	Laridae
Genus	Pteropus (Flying Foxes)	Larus
Species	Pteropus tokudae	Larus delawarensis

Evolutionary Relationship

Guam Flying Fox and Ring-billed Gull share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Guam Flying Fox

EX — Extinct

Ring-billed Gull

LC — Least Concern

Physical Characteristics

Attribute	Guam Flying Fox	Ring-billed Gull
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ring-billed Gull

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Ring-billed Gull

Ring-billed Gull (Larus delawarensis) 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.