Night recording of the powerful chorus of marsh frogs at a city pond. Some species are so loud they can be heard kilometers away. The males' croaking can reach 100 decibels, creating a dense, vibrating sonic fabric.
Core Idea: To demonstrate the power and complexity of amphibian communication.
Mood: Mystery, power, nightlife.
Scientific: Pelophylax ridibundus (marsh frog)
Location: Upper Kuzminsky Pond, Moscow