Ocean brawl: Coconut octopus uses stones to battle fish in stunning first-ever footage!

In a groundbreaking discovery captured on film for the Netflix series 'Our Oceans,' a coconut octopus has been observed using projectile motion to hurl stones at fish. This unprecedented behavior, witnessed in Southeast Asia, was filmed over three weeks and shows the octopus gathering stones and firing them from its siphon, effectively deterring predatory fish.