False widow vs Perrin’s Beaked Whale

Steatoda bipunctata compared with Mesoplodon perrini

Key Differences

• False widow is Least Concern while Perrin’s Beaked Whale is Endangered.

Taxonomic Classification

Rank	False widow	Perrin’s Beaked Whale
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Arachnida (Arachnids)	Mammalia (Mammals)
Order	Araneae (Araneae)	Cetacea (Whales & Dolphins)
Family	Theridiidae	Hyperoodontidae
Genus	Steatoda	Mesoplodon
Species	Steatoda bipunctata	Mesoplodon perrini

Evolutionary Relationship

False widow and Perrin’s Beaked Whale share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

False widow

LC — Least Concern

Perrin’s Beaked Whale

EN — Endangered

Physical Characteristics

Attribute	False widow	Perrin’s Beaked Whale
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

False widow

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Found across Europe (4 countries) and North America (Canada, United States).

Perrin’s Beaked Whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.