 In addition, the Juan Fernandez Islands may still support a third breeding petrel species, De Filippi's Petrel "Pterodroma defilippiana" (IUCN status VU), whose only other known breeding grounds are on the Desventuradas Islands.The Magellanic penguin breeds on Robinson Crusoe Island within the archipelago.The endemic Juan-Fernandez spiny lobster (without claws) lives in the marine waters ("Jasus frontalis").