Biennial Lettuce vs Pacific Spiny-rat

Lactuca biennis compared with Proechimys decumanus

Key Differences

• Biennial Lettuce is Not Evaluated while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Biennial Lettuce	Pacific Spiny-rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (Mammals)
Order	Asterales (Daisies & Sunflowers)	Rodentia (Rodents)
Family	Asteraceae (Daisy Family)	Echimyidae
Genus	Lactuca	Proechimys
Species	Lactuca biennis	Proechimys decumanus

Conservation Status

Biennial Lettuce

NE — Not Evaluated

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Biennial Lettuce	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Biennial Lettuce

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Canada, France, Norway, and United States.

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.

Biennial Lettuce

The Biennial Lettuce (Lactuca biennis) is a species in the genus Lactuca. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.