This is the 11998th most frequent Russian word.
звуками
"Звуками" means "sounds" in English.
Here, 'звуками' is used to describe the way the sounds of nature are heard and resonate in the surroundings.
Вокруг нас раздавались звуками природы.
Around us, the sounds of nature were spreading.
In this context, 'звуками' is emphasizing the instrumental sounds added to the melody.
Она украсила мелодию звуками флейты.
She adorned the melody with the sounds of a flute.
Here, 'звуками' is used to represent the method of communication by producing sounds.