American black bear vs common tree frog

Ursus americanus compared with Hyla arborea

Key Differences

• American black bear is Least Concern while common tree frog is Critically Endangered.

Taxonomic Classification

Rank	American black bear	common tree frog
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Amphibia (両生類)
Order	Carnivora (ネコ目)	Anura (カエル)
Family	Ursidae (Bears)	Hylidae
Genus	Ursus (Bears)	Hyla
Species	Ursus americanus	Hyla arborea

Evolutionary Relationship

American black bear and common tree frog share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

American black bear

LC — Least Concern

common tree frog

CR — Critically Endangered

Physical Characteristics

Attribute	American black bear	common tree frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American black bear

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

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.

American black bear

The American black bear (Ursus americanus) is a species in the genus Ursus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

common tree frog

ヨーロッパアマガエル（Hyla arborea）はIUCNレッドリストで絶滅危惧IA類（CR）に分類されている。著しい個体数減少と生息地喪失により、野生での絶滅リスクが非常に高い。