Blainville’s Beaked Whale vs Lesser Crested Tern

Mesoplodon densirostris compared with Thalasseus bengalensis

Key Differences

• Blainville’s Beaked Whale is Data Deficient while Lesser Crested Tern is Not Evaluated.

Taxonomic Classification

Rank	Blainville’s Beaked Whale	Lesser Crested Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Charadriiformes (Charadriiformes)
Family	Hyperoodontidae	Laridae
Genus	Mesoplodon	Thalasseus
Species	Mesoplodon densirostris	Thalasseus bengalensis

Evolutionary Relationship

Blainville’s Beaked Whale and Lesser Crested Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blainville’s Beaked Whale

DD — Data Deficient

Lesser Crested Tern

NE — Not Evaluated

Physical Characteristics

Attribute	Blainville’s Beaked Whale	Lesser Crested Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blainville’s Beaked Whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Lesser Crested Tern

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Norway and Sweden.

Blainville’s Beaked Whale

The Blainville’s Beaked Whale (Mesoplodon densirostris) is a species in the genus Mesoplodon. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Shared Countries

Both species can be found in 1 countries:

🇸🇪 Sweden