Troppa luce di notte disturba grandi tette durante l’allevamento
https://www.swissinfo.ch/eng/various/too-much-light-at-night-disturbs-great-tits-when-breeding/89066167?utm_source=multiple&utm_medium=website&utm_campaign=news_en&utm_content=o&utm_term=wpblock_highlighted-compact-news-carousel
di BezugssystemCH1903