english: With permission granted to record both before and after the operation, I set up my gear and captured a large number of dawn choruses to very strict protocol and calibrated recordings, because I wanted a really good baseline.
non_english: Uz dozvolu za snimanje pre i posle radova, postavio sam opremu i snimio veliki broj jutarnjih horova po strogom protokolu i kalibrisanom snimanju jer sam hteo zaista dobru osnovu.