Komodo Dragon vs negrelho-americano

Varanus komodoensis compared with Aythya affinis

Key Differences

  • Komodo Dragon is Endangered while negrelho-americano is Least Concern.

Taxonomic Classification

Rank Komodo Dragon negrelho-americano
Kingdom same Animalia (Animals) Animalia (Animals)
Phylum same Chordata (cordados) Chordata (cordados)
Class Reptilia (réptil) Aves (ave)
Order Squamata (Escamados) Anseriformes (Anseriformes)
Family Varanidae (Monitor Lizards) Anatidae
Genus Varanus (Monitor Lizards) Aythya
Species Varanus komodoensis Aythya affinis

Evolutionary Relationship

Komodo Dragon and negrelho-americano share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Komodo Dragon

EN — Endangered

Population: ~3.5K

Trend: Stable →

negrelho-americano

LC — Least Concern

Physical Characteristics

Attribute Komodo Dragon negrelho-americano
Diet Carnivore
Average Lifespan 30 years
Average Length 2.6 m
Average Weight 70.0 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.

negrelho-americano

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Komodo Dragon

O dragão-de-komodo é o maior lagarto vivo. É encontrado apenas em algumas ilhas indonésias.

negrelho-americano

O Mergulhão-menor (Aythya affinis) está classificado como Menos Preocupante (LC) na Lista Vermelha da IUCN. É uma espécie amplamente distribuída e abundante em sua área de ocorrência, com populações estáveis e sem preocupações imediatas de conservação.

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