Amazonian Marsh Rat vs Common Seahorse

Holochilus sciureus compared with Hippocampus kuda

Key Differences

Amazonian Marsh Rat is Least Concern while Common Seahorse is Vulnerable.

Taxonomic Classification

Rank	Amazonian Marsh Rat	Common Seahorse
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Actinopterygii (Ray-finned Fish)
Order	Rodentia (อันดับสัตว์ฟันแทะ)	Perciformes (อันดับปลากะพง)
Family	Cricetidae	Pomacentridae (Clownfish & Damselfish)
Genus	Holochilus	Amphiprion (Clownfish)
Species	Holochilus sciureus	Hippocampus kuda

Evolutionary Relationship

Amazonian Marsh Rat and Common Seahorse share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

ดู: Phylum: Chordata

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Physical Characteristics

Attribute	Amazonian Marsh Rat	Common Seahorse
Diet	—	Carnivore
Average Lifespan	—	5 years
Average Length	—	17 cm
Average Weight	—	10 g

Habitat & Geographic Range

Amazonian Marsh Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

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.

Amazonian Marsh Rat

The Amazonian Marsh Rat (Holochilus sciureus) is a species in the genus Holochilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.