Hourglass Dolphin vs Lesser Golden-bellied Rice Rat

Lagenorhynchus cruciger compared with Nephelomys nimbosus

Key Differences

• Hourglass Dolphin is Least Concern while Lesser Golden-bellied Rice Rat is Vulnerable.

Taxonomic Classification

Rank	Hourglass Dolphin	Lesser Golden-bellied Rice Rat
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Cetacea (Whales & Dolphins)	Rodentia (啮齿目)
Family	Delphinidae (Oceanic Dolphins)	Cricetidae
Genus	Lagenorhynchus	Nephelomys
Species	Lagenorhynchus cruciger	Nephelomys nimbosus

Evolutionary Relationship

Hourglass Dolphin and Lesser Golden-bellied Rice Rat share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Hourglass Dolphin

LC — Least Concern

Lesser Golden-bellied Rice Rat

VU — Vulnerable

Physical Characteristics

Attribute	Hourglass Dolphin	Lesser Golden-bellied Rice Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lesser Golden-bellied Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.