common bottlenose dolphin vs Komodo Dragon

Tursiops truncatus compared with Varanus komodoensis

Key Differences

common bottlenose dolphin is Least Concern while Komodo Dragon is Endangered.
common bottlenose dolphin is 4.3x heavier than Komodo Dragon.
common bottlenose dolphin lives longer (45 years vs 30 years).

Taxonomic Classification

Rank	common bottlenose dolphin	Komodo Dragon
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Reptilia (réptil)
Order	Cetacea (Whales & Dolphins)	Squamata (Escamados)
Family	Delphinidae (Oceanic Dolphins)	Varanidae (Monitor Lizards)
Genus	Tursiops (Bottlenose Dolphins)	Varanus (Monitor Lizards)
Species	Tursiops truncatus	Varanus komodoensis

Evolutionary Relationship

common bottlenose dolphin and Komodo Dragon share a common ancestor at the Phylum level: Chordata. (cordados)

View Phylum: Chordata

Conservation Status

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Komodo Dragon

EN — Endangered

Population: ~3.5K

Trend: Stable →

Physical Characteristics

Attribute	common bottlenose dolphin	Komodo Dragon
Diet	Carnivore	Carnivore
Average Lifespan	45 years	30 years
Average Length	3.0 m	2.6 m
Average Weight	300.0 kg	70.0 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).

Komodo Dragon

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 4 distinct biome types spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Indonesia. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

common bottlenose dolphin

A espécie de golfinho mais estudada e reconhecida, os roazes habitam oceanos quentes e temperados de todo o mundo, desde águas costeiras rasas até ao mar aberto. Altamente inteligentes com grandes cérebros em relação ao tamanho corporal, demonstram auto-reconhecimento, comunicação complexa e aprendizagem social. Vivem em sociedades fluidas de fissão-fusão e cooperam para arrebanhar peixes. Uma espécie indicadora chave da saúde dos ecossistemas marinhos.