
On rainy spring nights in a forest near the Polish capital, a citizen “Frog Patrol” springs into action — humans helping amphibians survive dangerous road crossings for a chance to enjoy millennia-old mating rituals.
As warmer weather comes to Mlochowski Forest, 30 kilometers (19 miles) west of Warsaw, thousands of toads and frogs wake up from their winter slumber and begin their meticulous spawning journey to the marshes, a few kilometers away.