Guam Flying Fox vs Red-Necked Grebe

Pteropus tokudae compared with Podiceps grisegena

Key Differences

• Guam Flying Fox is Extinct while Red-Necked Grebe is Not Evaluated.

Taxonomic Classification

Rank	Guam Flying Fox	Red-Necked Grebe
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Podicipediformes (Podicipediformes)
Family	Pteropodidae (Fruit Bats)	Podicipedidae
Genus	Pteropus (Flying Foxes)	Podiceps
Species	Pteropus tokudae	Podiceps grisegena

Evolutionary Relationship

Guam Flying Fox and Red-Necked Grebe share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Guam Flying Fox

EX — Extinct

Red-Necked Grebe

NE — Not Evaluated

Physical Characteristics

Attribute	Guam Flying Fox	Red-Necked Grebe
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Red-Necked Grebe

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

Red-Necked Grebe

Red-Necked Grebe (Podiceps grisegena) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.