common bottlenose dolphin vs Yellow-crested Cockatoo

Tursiops truncatus compared with Cacatua sulphurea

Key Differences

• common bottlenose dolphin is Least Concern while Yellow-crested Cockatoo is Critically Endangered.

Taxonomic Classification

Rank	common bottlenose dolphin	Yellow-crested Cockatoo
Kingdom same	Animalia (hewan)	Animalia (hewan)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mamalia)	Aves (burung)
Order	Cetacea (Whales & Dolphins)	Psittaciformes (Bayan)
Family	Delphinidae (Oceanic Dolphins)	Psittacidae (True Parrots)
Genus	Tursiops (Bottlenose Dolphins)	Cacatua
Species	Tursiops truncatus	Cacatua sulphurea

Evolutionary Relationship

common bottlenose dolphin and Yellow-crested Cockatoo share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Yellow-crested Cockatoo

CR — Critically Endangered

Physical Characteristics

Attribute	common bottlenose dolphin	Yellow-crested Cockatoo
Diet	Carnivore	—
Average Lifespan	45 years	—
Average Length	3.0 m	—
Average Weight	300.0 kg	—

Habitat & Geographic Range

common bottlenose dolphin

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Yellow-crested Cockatoo

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate coniferous forests, and temperate broadleaf and mixed forests, among 7 distinct biome types spanning the Indomalayan and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across China, Norway, and Singapore. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

common bottlenose dolphin

The most studied and recognized dolphin species, bottlenose dolphins inhabit warm and temperate oceans worldwide, from coastal shallows to the open sea. Highly intelligent with large brains relative to body size, they demonstrate self-recognition, complex communication, and social learning. They live in fluid fission-fusion societies and cooperate to herd fish. A keystone indicator species for marine ecosystem health.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway