Whales: Sperm whales, pilot whales, Cuvier's beaked whale, Risso's dolphin and species in the genera Mesoplodon, and Hyperoodon and the superfamily Physeteroidea are classified as molluscivores, eating mainly squid [REF].
Pinnipeds: Elephant seals, Ross seals and South American fur seals are classed as molluscivores [REF].