Brownfish vs common tree frog

Actinopyga echinites compared with Hyla arborea

Key Differences

• Brownfish is Vulnerable while common tree frog is Critically Endangered.

Taxonomic Classification

Rank	Brownfish	common tree frog
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Echinodermata (棘皮动物门)	Chordata (脊索动物门)
Class	Holothuroidea (海參綱)	Amphibia (两栖动物)
Order	Holothuriida (海參目)	Anura (无尾目)
Family	Holothuriidae	Hylidae
Genus	Actinopyga	Hyla
Species	Actinopyga echinites	Hyla arborea

Evolutionary Relationship

Brownfish and common tree frog share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Brownfish

VU — Vulnerable

common tree frog

CR — Critically Endangered

Physical Characteristics

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

Habitat & Geographic Range

Brownfish

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

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.

Brownfish

The Brownfish (Actinopyga echinites) is a species in the genus Actinopyga. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.

common tree frog

欧洲树蛙（Hyla arborea）在IUCN红色名录中被列为极危（CR）。由于种群数量严重下降和栖息地丧失，在野外面临极高的灭绝风险。