Commerson-Delfin vs Rough-backed Frog

Cephalorhynchus commersonii compared with Limnonectes asperatus

Taxonomic Classification

Rank	Commerson-Delfin	Rough-backed Frog
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Mammalia (Säugetiere)	Amphibia (Amphibien)
Order	Cetacea (Whales & Dolphins)	Anura (Froschlurche)
Family	Delphinidae (Oceanic Dolphins)	Dicroglossidae
Genus	Cephalorhynchus	Limnonectes
Species	Cephalorhynchus commersonii	Limnonectes asperatus

Evolutionary Relationship

Commerson-Delfin and Rough-backed Frog share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Commerson-Delfin

LC — Least Concern

Rough-backed Frog

LC — Least Concern

Physical Characteristics

Attribute	Commerson-Delfin	Rough-backed Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Commerson-Delfin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rough-backed Frog

Habitat

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

Commerson-Delfin

<em>Cephalorhynchus commersonii</em>, commonly known as Commerson's Dolphin, is a small cetacean in the family Delphinidae. This species is classified as Least Concern on the IUCN Red List and is notable for its striking black-and-white coloration, which makes it one of the most visually distinctive dolphin species. Commerson's Dolphins typically inhabit coastal and nearshore marine environments of the Southern Hemisphere, particularly around the Falkland Islands, the southern tip of South America, and a geographically isolated population near the Kerguelen Islands in the Indian Ocean. These dolphins are highly social animals, often observed in small groups engaging in acrobatic behaviors near the surface. They typically feed on fish, squid, and crustaceans, often hunting cooperatively in shallow waters and kelp beds. Their average lifespan is approximately 18 years, and they are known for their fast, energetic swimming. Commerson's Dolphins are sometimes caught as bycatch in fishing nets, posing a localized conservation concern despite their overall Least Concern status.