Carriker’s Speckled Tree-rat vs Ruby-Crowned Kinglet

Pattonomys carrikeri compared with Regulus calendula

Key Differences

• Carriker’s Speckled Tree-rat is Data Deficient while Ruby-Crowned Kinglet is Least Concern.

Taxonomic Classification

Rank	Carriker’s Speckled Tree-rat	Ruby-Crowned Kinglet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Echimyidae	Regulidae
Genus	Pattonomys	Regulus
Species	Pattonomys carrikeri	Regulus calendula

Evolutionary Relationship

Carriker’s Speckled Tree-rat and Ruby-Crowned Kinglet share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Carriker’s Speckled Tree-rat

DD — Data Deficient

Ruby-Crowned Kinglet

LC — Least Concern

Physical Characteristics

Attribute	Carriker’s Speckled Tree-rat	Ruby-Crowned Kinglet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Carriker’s Speckled Tree-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Ruby-Crowned Kinglet

Habitat

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

Range

Distributed across Norway and United States.

Carriker’s Speckled Tree-rat

The Carriker’s Speckled Tree-rat (Pattonomys carrikeri) is a species in the genus Pattonomys. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.