Irrawaddy dolphin vs Silvery Grebe

Orcaella brevirostris compared with Podiceps occipitalis

Key Differences

• Irrawaddy dolphin is Endangered while Silvery Grebe is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Silvery Grebe
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Podicipediformes (Podicipediformes)
Family	Delphinidae (Oceanic Dolphins)	Podicipedidae
Genus	Orcaella	Podiceps
Species	Orcaella brevirostris	Podiceps occipitalis

Evolutionary Relationship

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

Conservation Status

Irrawaddy dolphin

EN — Endangered

Silvery Grebe

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Silvery Grebe
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Silvery Grebe

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.