Foca de Casco vs Rough-backed Frog

Cystophora cristata compared with Limnonectes asperatus

Key Differences

• Foca de Casco is Endangered while Rough-backed Frog is Least Concern.

Taxonomic Classification

Rank	Foca de Casco	Rough-backed Frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Amphibia (Amphibians)
Order	Pinnipedia (Seals & Sea Lions)	Anura (Frogs & Toads)
Family	Phocidae (True Seals)	Dicroglossidae
Genus	Cystophora	Limnonectes
Species	Cystophora cristata	Limnonectes asperatus

Evolutionary Relationship

Foca de Casco and Rough-backed Frog share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Foca de Casco

EN — Endangered

Rough-backed Frog

LC — Least Concern

Physical Characteristics

Attribute	Foca de Casco	Rough-backed Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Foca de Casco

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, and Portugal. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Rough-backed Frog

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.