Guam Flying Fox vs Scaly Stalkball

Pteropus tokudae compared with Tulostoma melanocyclum

Key Differences

• Guam Flying Fox is Extinct while Scaly Stalkball is Critically Endangered.

Taxonomic Classification

Rank	Guam Flying Fox	Scaly Stalkball
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Chiroptera (Bats)	Agaricales (Gilled Mushrooms)
Family	Pteropodidae (Fruit Bats)	Agaricaceae (Agarics)
Genus	Pteropus (Flying Foxes)	Tulostoma
Species	Pteropus tokudae	Tulostoma melanocyclum

Conservation Status

Guam Flying Fox

EX — Extinct

Scaly Stalkball

CR — Critically Endangered

Physical Characteristics

Attribute	Guam Flying Fox	Scaly Stalkball
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Scaly Stalkball

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

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