brittlestar vs common tree frog

Amphiura filiformis compared with Hyla arborea

Key Differences

brittlestar is Least Concern while common tree frog is Critically Endangered.

Taxonomic Classification

Rank	brittlestar	common tree frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Chordata (Chordates)
Class	Ophiuroidea (Ophiuroidea)	Amphibia (Amphibians)
Order	Amphilepidida (Amphilepidida)	Anura (Frogs & Toads)
Family	Amphiuridae	Hylidae
Genus	Amphiura	Hyla
Species	Amphiura filiformis	Hyla arborea

Evolutionary Relationship

brittlestar and common tree frog share a common ancestor at the Kingdom level: Animalia. (Animals)

View Kingdom: Animalia

Conservation Status

brittlestar

LC — Least Concern

common tree frog

CR — Critically Endangered

Physical Characteristics

Attribute	brittlestar	common tree frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

common tree frog

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (7 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

brittlestar

The Brittlestar (Amphiura filiformis) is a species in the genus Amphiura. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

common tree frog

common tree frog (Hyla arborea) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.