African elephant vs Nile Crocodile

Loxodonta africana compared with Crocodylus niloticus

Key Differences

African elephant is Vulnerable while Nile Crocodile is Least Concern.
African elephant is herbivore while Nile Crocodile is carnivore.
African elephant is 8.0x heavier than Nile Crocodile.
Nile Crocodile lives longer (70 years vs 65 years).

Taxonomic Classification

Rank	African elephant	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	Proboscidea (ゾウ目)	Crocodylia (Crocodilians)
Family	Elephantidae (Elephants)	Crocodylidae (Crocodiles)
Genus	Loxodonta (African Elephants)	Crocodylus (True Crocodiles)
Species	Loxodonta africana	Crocodylus niloticus

Evolutionary Relationship

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

表示 Phylum: Chordata

Conservation Status

African elephant

VU — Vulnerable

Population: ~415.0K

Trend: Decreasing ↓

Nile Crocodile

LC — Least Concern

Population: ~500.0K

Trend: Stable →

Physical Characteristics

Attribute	African elephant	Nile Crocodile
Diet	Herbivore	Carnivore
Average Lifespan	65 years	70 years
Average Length	6.0 m	5.0 m
Average Weight	6.0 t	750.0 kg

Habitat & Geographic Range

African elephant

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 5 distinct biome types within the Afrotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Kenya. Currently classified as Vulnerable 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.

African elephant

地球上最大の陸上動物であるアフリカゾウは体重7,000 kgに達し、サハラ以南のサバンナ、森林、湿地に生息する。成熟した雌が群れを率いる高度に知的な社会構造を持ち、超低周波音やうなり声、接触によって意思疎通する。木を引き倒したり水飲み場を掘ったり種子を散布したりすることで生態系を形成するエンジニア種だが、象牙の密猟や生息地の喪失により個体数は減少しており、危急（VU）とされている。