Brown Diving Beetle vs Large-crested Toad

Agabus brunneus compared with Incilius cristatus

Key Differences

• Brown Diving Beetle is Extinct while Large-crested Toad is Endangered.

Taxonomic Classification

Rank	Brown Diving Beetle	Large-crested Toad
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Amphibia (Amphibians)
Order	Coleoptera (Beetles)	Anura (Frogs & Toads)
Family	Dytiscidae	Bufonidae
Genus	Agabus	Incilius
Species	Agabus brunneus	Incilius cristatus

Evolutionary Relationship

Brown Diving Beetle and Large-crested Toad share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown Diving Beetle

EX — Extinct

Large-crested Toad

EN — Endangered

Physical Characteristics

Attribute	Brown Diving Beetle	Large-crested Toad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

Large-crested Toad

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown Diving Beetle

The Brown Diving Beetle (Agabus brunneus) is a species in the genus Agabus. It is currently classified as Extinct on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.