Irrawaddy dolphin vs Merlin

Orcaella brevirostris compared with Falco columbarius

Key Differences

• Irrawaddy dolphin is Endangered while Merlin is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Merlin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Falconiformes (Falconiformes)
Family	Delphinidae (Oceanic Dolphins)	Falconidae
Genus	Orcaella	Falco
Species	Orcaella brevirostris	Falco columbarius

Evolutionary Relationship

Irrawaddy dolphin and Merlin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Merlin

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Merlin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Merlin

Habitat

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

Range

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

Merlin

Merlin (Falco columbarius) 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.