Pandemic restrictions enabled unique bird study
Published 31 August 2021 Poppen the budgie (Photo: Per Henningsson) How do birds avoid collision when flying in dense foliage and other cramped environments with many obstacles? And what does flying in such complex environments entail for the birds? These were the questions Per Henningsson of Lund University in Sweden pondered before engaging the help of the family’s own pet budgie to get some ans
https://www.lunduniversity.lu.se/article/pandemic-restrictions-enabled-unique-bird-study - 2025-06-29