Brook-Side Alder vs Speer’s Collared Frog

Alnus serrulata compared with Mannophryne speeri

Key Differences

• Brook-Side Alder is Least Concern while Speer’s Collared Frog is Critically Endangered.

Taxonomic Classification

Rank	Brook-Side Alder	Speer’s Collared Frog
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	Aromobatidae
Genus	Alnus	Mannophryne
Species	Alnus serrulata	Mannophryne speeri

Conservation Status

Brook-Side Alder

LC — Least Concern

Speer’s Collared Frog

CR — Critically Endangered

Physical Characteristics

Attribute	Brook-Side Alder	Speer’s Collared Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook-Side Alder

Habitat

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

Range

Distributed across Canada and United States.

Speer’s Collared Frog

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 5 distinct biome types within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Brook-Side Alder

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