Neotropical otter vs Nile Crocodile

Lontra longicaudis compared with Crocodylus niloticus

Key Differences

• Neotropical otter is Data Deficient while Nile Crocodile is Least Concern.

Taxonomic Classification

Rank	Neotropical otter	Nile Crocodile
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Reptilia (爬虫類)
Order	Carnivora (ネコ目)	Crocodylia (Crocodilians)
Family	Mustelidae (Weasels & Otters)	Crocodylidae (Crocodiles)
Genus	Lontra	Crocodylus (True Crocodiles)
Species	Lontra longicaudis	Crocodylus niloticus

Evolutionary Relationship

Neotropical otter and Nile Crocodile share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Neotropical otter

DD — Data Deficient

Nile Crocodile

LC — Least Concern

Population: ~500.0K

Trend: Stable →

Physical Characteristics

Attribute	Neotropical otter	Nile Crocodile
Diet	—	Carnivore
Average Lifespan	—	70 years
Average Length	—	5.0 m
Average Weight	—	750.0 kg

Habitat & Geographic Range

Neotropical otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Nile Crocodile

Habitat

Typically found in diverse ecosystems where prey species are available.

Range

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

Nile Crocodile

ナイルワニは世界最大の爬虫類の一つで、サハラ以南のアフリカ全域に生息する。