Ukraine strikes 11 more Russian vessels in Sea of Azov overnight

That has made them an indispensable tool for Ukrainian infantrymen who spend monthslong rotations in buried bunkers hiding from flying drones.

The waterborne drone quickly retreats back into the water before another camera shows the robot firing on toward a target in the distance.

The Ukrainian armed forces have a new weapon in their arsenal: amphibious landing drones armed with machine guns.

The claims come amid continued drone warfare between Russia and Ukraine, with both sides increasingly using advanced unmanned systems in the ongoing conflict.