At low tide an army emerges from the sand and invades the edges of the shallow ponds.
Kodak Cine Anastigmat 63mm f2.7 1/1250sec
In their impeccable blue uniforms for a few hours they work hard at making "cannon balls".
Kodak Cine Anastigmat 63mm f2.7 1/800sec
But as the tide floods again their conquered beach they retreat underground once more.
The relentless life of a soldier crab.