Lesser Cachalot vs smooth giant clam

Kogia breviceps compared with Tridacna derasa

Key Differences

• Lesser Cachalot is Data Deficient while smooth giant clam is Vulnerable.

Taxonomic Classification

Rank	Lesser Cachalot	smooth giant clam
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Cetacea (Whales & Dolphins)	Cardiida (Cardiida)
Family	Kogiidae	Cardiidae
Genus	Kogia	Tridacna
Species	Kogia breviceps	Tridacna derasa

Evolutionary Relationship

Lesser Cachalot and smooth giant clam share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Lesser Cachalot

DD — Data Deficient

smooth giant clam

VU — Vulnerable

Physical Characteristics

Attribute	Lesser Cachalot	smooth giant clam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Cachalot

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, Portugal, Sweden, and Taiwan.

smooth giant clam

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Oceanian biogeographic realm.

Range

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

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan