Bonnet hammerhead vs Red-billed Duck

Sphyrna tiburo compared with Anas erythrorhyncha

Key Differences

• Bonnet hammerhead is Endangered while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Bonnet hammerhead	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Carcharhiniformes (Ground Sharks)	Anseriformes (Anseriformes)
Family	Sphyrnidae (Hammerhead Sharks)	Anatidae
Genus	Sphyrna (Hammerhead Sharks)	Anas
Species	Sphyrna tiburo	Anas erythrorhyncha

Evolutionary Relationship

Bonnet hammerhead and Red-billed Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bonnet hammerhead

EN — Endangered

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Bonnet hammerhead	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bonnet hammerhead

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Red-billed Duck

Habitat

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

Range

Found across Europe (6 countries) and South America (Ecuador).

Bonnet hammerhead

The Bonnet hammerhead (Sphyrna tiburo) is a species in the genus Sphyrna. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.