The richest mix of creature sounds comes from the tropical rainforests of the planet. Over time, the resident birds, frogs, mammals, insects, and reptiles learn to vocalize in unique relationships to each other - much like instruments in an orchestra. This biophony is as beautiful as any music heard in the major symphony halls of the world. In the second cut, Amazon Nights, a jaguar approaches our microphone only to discover it isn't particularly edible.

Birds: Cacique, great potoo, parakeet, Amazon parrot, red-billed toucan, screaming piha, parauque, tinamou, tropical screech owl, antwren, ant shrike, musician wren.