Irrawaddy dolphin vs Lesser Violetear

Orcaella brevirostris compared with Colibri cyanotus

Key Differences

• Irrawaddy dolphin is Endangered while Lesser Violetear is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Lesser Violetear
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Apodiformes (Apodiformes)
Family	Delphinidae (Oceanic Dolphins)	Trochilidae
Genus	Orcaella	Colibri
Species	Orcaella brevirostris	Colibri cyanotus

Evolutionary Relationship

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

Conservation Status

Irrawaddy dolphin

EN — Endangered

Lesser Violetear

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Lesser Violetear
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lesser Violetear

Habitat

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

Range

Distributed across Colombia and Norway.