Brook Floater vs Variable-backed Frog

Alasmidonta varicosa compared with Pulchrana signata

Key Differences

• Brook Floater is Vulnerable while Variable-backed Frog is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Variable-backed Frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Amphibia (Amphibians)
Order	Unionida (Unionida)	Anura (Frogs & Toads)
Family	Unionidae	Ranidae
Genus	Alasmidonta	Pulchrana
Species	Alasmidonta varicosa	Pulchrana signata

Evolutionary Relationship

Brook Floater and Variable-backed Frog share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Variable-backed Frog

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Variable-backed Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Floater

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

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

Variable-backed Frog

Habitat

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

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.