Pacific Spiny-rat vs Semiaquatic Treefrog

Proechimys decumanus compared with Sarcohyla pachyderma

Key Differences

• Pacific Spiny-rat is Near Threatened while Semiaquatic Treefrog is Critically Endangered.

Taxonomic Classification

Rank	Pacific Spiny-rat	Semiaquatic Treefrog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Anura (Frogs & Toads)
Family	Echimyidae	Hylidae
Genus	Proechimys	Sarcohyla
Species	Proechimys decumanus	Sarcohyla pachyderma

Evolutionary Relationship

Pacific Spiny-rat and Semiaquatic Treefrog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Semiaquatic Treefrog

CR — Critically Endangered

Physical Characteristics

Attribute	Pacific Spiny-rat	Semiaquatic Treefrog
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.

Semiaquatic Treefrog

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.