Guam Flying Fox vs Lava Gull

Pteropus tokudae compared with Leucophaeus fuliginosus

Key Differences

• Guam Flying Fox is Extinct while Lava Gull is Vulnerable.

Taxonomic Classification

Rank	Guam Flying Fox	Lava 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)	Leucophaeus
Species	Pteropus tokudae	Leucophaeus fuliginosus

Evolutionary Relationship

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

Conservation Status

Guam Flying Fox

EX — Extinct

Lava Gull

VU — Vulnerable

Physical Characteristics

Attribute	Guam Flying Fox	Lava Gull
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lava Gull

Habitat

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

Range

Distributed across Ecuador and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.