Irrawaddy dolphin vs Red-necked Phalarope

Orcaella brevirostris compared with Phalaropus lobatus

Key Differences

• Irrawaddy dolphin is Endangered while Red-necked Phalarope is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Red-necked Phalarope
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Charadriiformes (Charadriiformes)
Family	Delphinidae (Oceanic Dolphins)	Scolopacidae
Genus	Orcaella	Phalaropus
Species	Orcaella brevirostris	Phalaropus lobatus

Evolutionary Relationship

Irrawaddy dolphin and Red-necked Phalarope share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Red-necked Phalarope

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Red-necked Phalarope
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Red-necked Phalarope

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Colombia, Ecuador).

Red-necked Phalarope

Red-necked Phalarope (Phalaropus lobatus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.