Komodo Dragon vs Nile Crocodile

Varanus komodoensis compared with Crocodylus niloticus

Key Differences

  • Komodo Dragon is Endangered while Nile Crocodile is Least Concern.
  • Nile Crocodile is 10.7x heavier than Komodo Dragon.
  • Nile Crocodile lives longer (70 years vs 30 years).

Taxonomic Classification

Rank Komodo Dragon Nile Crocodile
Kingdom same Animalia (hayvan) Animalia (hayvan)
Phylum same Chordata (Kordalılar) Chordata (Kordalılar)
Class same Reptilia (Sürüngenler) Reptilia (Sürüngenler)
Order Squamata (Pullular) Crocodylia (Crocodilians)
Family Varanidae (Monitor Lizards) Crocodylidae (Crocodiles)
Genus Varanus (Monitor Lizards) Crocodylus (True Crocodiles)
Species Varanus komodoensis Crocodylus niloticus

Evolutionary Relationship

Komodo Dragon and Nile Crocodile share a common ancestor at the Class level: Reptilia. (Sürüngenler)

Conservation Status

Komodo Dragon

EN — Endangered

Population: ~3.5K

Trend: Stable →

Nile Crocodile

LC — Least Concern

Population: ~500.0K

Trend: Stable →

Physical Characteristics

Attribute Komodo Dragon Nile Crocodile
Diet Carnivore Carnivore
Average Lifespan 30 years 70 years
Average Length 2.6 m 5.0 m
Average Weight 70.0 kg 750.0 kg

Habitat & Geographic Range

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.

Nile Crocodile

Habitat

Typically found in diverse ecosystems where prey species are available.

Range

Distributed across Egypt, Kenya, Madagascar, South Africa, and Tanzania.

Komodo Dragon

The Komodo dragon is the largest living lizard. It is found only on a few Indonesian islands.

Nile Crocodile

The Nile crocodile is one of the largest reptiles in the world and is found throughout sub-Saharan Africa.

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