Far Eastern Brook Lamprey vs Guam Flying Fox

Lethenteron reissneri compared with Pteropus tokudae

Key Differences

• Far Eastern Brook Lamprey is Least Concern while Guam Flying Fox is Extinct.

Taxonomic Classification

Rank	Far Eastern Brook Lamprey	Guam Flying Fox
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Petromyzonti (Petromyzonti)	Mammalia (Mammals)
Order	Petromyzontiformes (lamprey)	Chiroptera (Bats)
Family	Petromyzontidae	Pteropodidae (Fruit Bats)
Genus	Lethenteron	Pteropus (Flying Foxes)
Species	Lethenteron reissneri	Pteropus tokudae

Evolutionary Relationship

Far Eastern Brook Lamprey and Guam Flying Fox share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Far Eastern Brook Lamprey

LC — Least Concern

Guam Flying Fox

EX — Extinct

Physical Characteristics

Attribute	Far Eastern Brook Lamprey	Guam Flying Fox
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Far Eastern Brook Lamprey

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.