Its dorsal fins are equipped with poisonous spines.
- Scientific name:
- Heterodontus francisci
- Year of description:
- Girard 1855
- IUCN Status:
- Data Deficient
Temperate and subtropical seas of the Eastern Pacific. Coasts from California to Mexico. Ecuador and Peru.
It lives on the rocky or sandy seabed, in kelp forests, between the surface and 150 metres deep.
Adults grow to between 97 cm and 1.20 metres and weigh around 10 kg.
The horn shark feeds at night on shellfish, sea urchins, crustaceans and sometimes small fish.
- Conservation program:
Nausicaá participates in programs concerning the horned shark of a less involving level called ESB-European StudBook.