Central Andes Oldfield Mouse vs Common Seahorse

Thomasomys contradictus compared with Hippocampus kuda

Key Differences

• Central Andes Oldfield Mouse is Data Deficient while Common Seahorse is Vulnerable.

Taxonomic Classification

Rank	Central Andes Oldfield Mouse	Common Seahorse
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Actinopterygii (Ray-finned Fish)
Order	Rodentia (ネズミ目)	Perciformes (ペルカ目)
Family	Cricetidae	Pomacentridae (Clownfish & Damselfish)
Genus	Thomasomys	Amphiprion (Clownfish)
Species	Thomasomys contradictus	Hippocampus kuda

Evolutionary Relationship

Central Andes Oldfield Mouse and Common Seahorse share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Central Andes Oldfield Mouse

DD — Data Deficient

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Physical Characteristics

Attribute	Central Andes Oldfield Mouse	Common Seahorse
Diet	—	Carnivore
Average Lifespan	—	5 years
Average Length	—	17 cm
Average Weight	—	10 g

Habitat & Geographic Range

Central Andes Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Common Seahorse

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 7 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Australia, India, Indonesia, Japan, and Philippines. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Central Andes Oldfield Mouse

The Central Andes Oldfield Mouse (Thomasomys contradictus) is a species in the genus Thomasomys. It is currently classified as Data Deficient on the IUCN Red List. Found in Colombia.

Common Seahorse

タツノオトシゴ（Hippocampus kuda）は熱帯および温帯の海域に分布する。オスが子を育てて出産するという独特な繁殖形態で知られる。