Avian malaria behind drastic decline of London's iconic sparrow?

London's house sparrows (Passer domesticus) have plummeted by 71% since 1995, with new research suggesting avian malaria could be to blame.

source https://www.lifetechnology.com/blogs/life-technology-news-blog/avian-malaria-behind-drastic-decline-of-londons-iconic-sparrow