Fossa vs Ruby-Crowned Kinglet

Cryptoprocta ferox compared with Regulus calendula

Key Differences

• Fossa is Vulnerable while Ruby-Crowned Kinglet is Least Concern.

Taxonomic Classification

Rank	Fossa	Ruby-Crowned Kinglet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Carnivora (Carnivorans)	Passeriformes (Songbirds)
Family	Eupleridae	Regulidae
Genus	Cryptoprocta	Regulus
Species	Cryptoprocta ferox	Regulus calendula

Evolutionary Relationship

Fossa and Ruby-Crowned Kinglet share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fossa

VU — Vulnerable

Ruby-Crowned Kinglet

LC — Least Concern

Physical Characteristics

Attribute	Fossa	Ruby-Crowned Kinglet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fossa

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ruby-Crowned Kinglet

Habitat

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

Range

Distributed across Norway and United States.