Hooded seal vs Nile Crocodile

Cystophora cristata compared with Crocodylus niloticus

Key Differences

• Hooded seal is Endangered while Nile Crocodile is Least Concern.

Taxonomic Classification

Rank	Hooded seal	Nile Crocodile
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Reptilia (Reptiles)
Order	Pinnipedia (Seals & Sea Lions)	Crocodylia (Crocodilians)
Family	Phocidae (True Seals)	Crocodylidae (Crocodiles)
Genus	Cystophora	Crocodylus (True Crocodiles)
Species	Cystophora cristata	Crocodylus niloticus

Evolutionary Relationship

Hooded seal and Nile Crocodile share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Hooded seal

EN — Endangered

Nile Crocodile

LC — Least Concern

Population: ~500.0K

Trend: Stable →

Physical Characteristics

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

Habitat & Geographic Range

Hooded seal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, and Portugal. 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.

Nile Crocodile

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