Ceylon-olive vs Commerson s Dolphin

Elaeocarpus serratus compared with Cephalorhynchus commersonii

Key Differences

• Ceylon-olive is Not Evaluated while Commerson s Dolphin is Least Concern.

Taxonomic Classification

Rank	Ceylon-olive	Commerson s Dolphin
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (Mammals)
Order	Oxalidales (Oxalidales)	Cetacea (Whales & Dolphins)
Family	Elaeocarpaceae	Delphinidae (Oceanic Dolphins)
Genus	Elaeocarpus	Cephalorhynchus
Species	Elaeocarpus serratus	Cephalorhynchus commersonii

Conservation Status

Ceylon-olive

NE — Not Evaluated

Commerson s Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Ceylon-olive	Commerson s Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ceylon-olive

Habitat

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

Range

Distributed across Brazil, Mauritius, and Taiwan.

Commerson s Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ceylon-olive

The Ceylon-Olive (Elaeocarpus serratus) is a species in the genus Elaeocarpus. Distributed across Brazil, Mauritius, and Taiwan.

Commerson s Dolphin

<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.