Pacific Spiny-rat vs Scale-crested Pygmy-Tyrant

Proechimys decumanus compared with Lophotriccus pileatus

Key Differences

• Pacific Spiny-rat is Near Threatened while Scale-crested Pygmy-Tyrant is Least Concern.

Taxonomic Classification

Rank	Pacific Spiny-rat	Scale-crested Pygmy-Tyrant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Echimyidae	Tyrannidae
Genus	Proechimys	Lophotriccus
Species	Proechimys decumanus	Lophotriccus pileatus

Evolutionary Relationship

Pacific Spiny-rat and Scale-crested Pygmy-Tyrant share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Scale-crested Pygmy-Tyrant

LC — Least Concern

Physical Characteristics

Attribute	Pacific Spiny-rat	Scale-crested Pygmy-Tyrant
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Scale-crested Pygmy-Tyrant

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Scale-crested Pygmy-Tyrant

Scale-crested Pygmy-Tyrant (Lophotriccus pileatus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador