The cone snail's harpoon is a modification of the radula, an organ in molluscs which acts as both tongue and teeth.
The radula is an organ in molluscs which acts as both tongue and teeth. The cone snail's harpoon is a modified radula tooth.
The cone snail's harpoon is a modified radula tooth. The radula is an organ in molluscs which acts as both tongue and teeth.
The cone snail's harpoon is a modified radula tooth. The radula is an organ in molluscs which acts as both tongue and teeth.