Bird feeding helps small birds fight infection
Seeds and fat balls do more than just fill small birds’ stomachs. New research from Lund University in Sweden shows that feeding during the wintertime causes birds to be healthier, since they do not have to expend as much energy fighting infections. A small change in body temperature can be fatal for humans. Small birds, meanwhile, lower their body temperature at night by several degrees during th
https://www.lunduniversity.lu.se/article/bird-feeding-helps-small-birds-fight-infection - 2025-09-29