What do octopuses eat?

Answer
Octopuses are carnivorous marine animals that feed on a variety of prey, depending on their size and habitat. Based on the search results provided, here are the main things that octopuses eat:

Diet of Octopuses

  • Crustaceans: Crabs, shrimp, lobsters, crayfish1235
  • Mollusks: Clams, mussels, snails, other octopuses1235
  • Fish: Small fish, and even sharks for larger species like the giant Pacific octopus1235
  • Worms: Bristle worms, copepods (tiny crustaceans) 23

Feeding Habits

  • Octopuses use their beak (made of keratin like human nails) to tear apart prey and drill into shells1
    4
  • They inject venom to paralyze prey before eating it135
  • Octopuses are stealthy hunters that ambush prey using camouflage and jet propulsion13
  • They envelop prey with their arms, bite it with their beak, and turn the insides into a "milkshake" using enzymes1
    4

Size and Habitat Differences

  • Small/baby octopuses eat plankton, copepods, and other tiny creatures25
  • Medium-sized octopuses eat shrimp, crabs, clams, mussels25
  • Large species like the giant Pacific octopus can eat sharks, lobsters, and other octopuses125
  • Deep-sea finned octopuses like dumbo octopuses eat floating prey like crustaceans and worms12
  • Shallow water octopuses eat crabs, fish, snails found in their reef habitats25
In summary, octopuses are opportunistic predators that eat a variety of marine animals, with their diet depending primarily on the octopus species, size, and environment it inhabits.1235
Related
how do octopuses catch their prey
what is the role of venom in octopus hunting
how do octopuses digest their food
How a Giant Pacific Octopus Eats - YouTube
Watch
What Does an Octopus Eat? - Lesson for Kids Video
How does an octopus eat? Ask USA TODAY
What Do Octopuses Eat? - Octolab TV
What does Octopus Eat – Zen Ocean Zone
How do octopus eat? Learn with OctoNation! | Facebook
View More