Brook Alder vs Cerro Pelón Treefrog

Alnus maritima compared with Sarcohyla calvicollina

Key Differences

• Brook Alder is Endangered while Cerro Pelón Treefrog is Critically Endangered.

Taxonomic Classification

Rank	Brook Alder	Cerro Pelón Treefrog
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Amphibia (Amphibians)
Order	Fagales (Beeches & Oaks)	Anura (Frogs & Toads)
Family	Betulaceae	Hylidae
Genus	Alnus	Sarcohyla
Species	Alnus maritima	Sarcohyla calvicollina

Conservation Status

Brook Alder

EN — Endangered

Cerro Pelón Treefrog

CR — Critically Endangered

Physical Characteristics

Attribute	Brook Alder	Cerro Pelón Treefrog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Cerro Pelón Treefrog

Habitat

Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

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

Brook Alder

The Brook Alder (Alnus maritima) is a species in the genus Alnus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Cerro Pelón Treefrog

The Cerro Pelón Treefrog (Sarcohyla calvicollina) is a species in the genus Sarcohyla. It is currently classified as Critically Endangered on the IUCN Red List. Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.