Animals ❯Invertebrates ❯Cephalopods

Octopuses

Behavior Day Octopus Octopus cyanea Intelligence Mating Behavior Blue-Lined Octopus Pearl Octopuses Pearl Octopus M. robustus

Male Blue-Lined Octopuses Use Venom to Prevent Cannibalism During Mating

Research shows males inject tetrodotoxin into larger females to immobilize them and ensure successful reproduction.

Octopuses Speculated as Future Dominant Species Post-Human Extinction

New Study Reveals Octopuses Hunt with Fish, Enforce Cooperation with Punches

Octopuses Team Up with Fish for Cooperative Hunts, Sometimes Punching to Maintain Order

Thousands of octopuses congregate in 'Octopus Garden' at underwater volcano to hasten egg hatching