sarahdalgulls, 1 month ago Killing with Kindness - trichomonosis, a parasitic disease that is easily spread at bird feeders, is wiping out finches with chaffinches down by a third and greenfinch by 67% between 2008 and 2018. https://www.birdguides.com/news/uk-chaffinches-hit-hard-by-disease/ Bird feeders also negatively impact Willow Tits, by increasing populations of Blue Tits over winter, who can then out-compete them for resources. https://www.sciencedirect.com/science/article/abs/pii/S0921800923002276 Another study looking at this - https://www.sciencedirect.com/science/article/abs/pii/S0006320721003475
Killing with Kindness - trichomonosis, a parasitic disease that is easily spread at bird feeders, is wiping out finches with chaffinches down by a third and greenfinch by 67% between 2008 and 2018.
https://www.birdguides.com/news/uk-chaffinches-hit-hard-by-disease/
Bird feeders also negatively impact Willow Tits, by increasing populations of Blue Tits over winter, who can then out-compete them for resources. https://www.sciencedirect.com/science/article/abs/pii/S0921800923002276
Another study looking at this - https://www.sciencedirect.com/science/article/abs/pii/S0006320721003475
