Greater Crested Tern vs Guam Flying Fox

Thalasseus bergii compared with Pteropus tokudae

Key Differences

• Greater Crested Tern is Least Concern while Guam Flying Fox is Extinct.

Taxonomic Classification

Rank	Greater Crested Tern	Guam Flying Fox
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Charadriiformes (Charadriiformes)	Chiroptera (Bats)
Family	Laridae	Pteropodidae (Fruit Bats)
Genus	Thalasseus	Pteropus (Flying Foxes)
Species	Thalasseus bergii	Pteropus tokudae

Evolutionary Relationship

Greater Crested Tern and Guam Flying Fox share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Greater Crested Tern

LC — Least Concern

Guam Flying Fox

EX — Extinct

Physical Characteristics

Attribute	Greater Crested Tern	Guam Flying Fox
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Greater Crested Tern

Habitat

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

Range

Found in Norway.

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.