“Small birds are always vulnerable to predation from larger species. ... One reason that the larger birds do well in cities is that they are more likely to benefit from human-created foods (petfood, garbage, foodscraps and carrion) than small birds, which mostly eat insects.”
“Small birds are always vulnerable to predation from larger species. ... One reason that the larger birds do well in cities is that they are more likely to benefit from human-created foods (petfood, garbage, foodscraps and carrion) than small birds, which mostly eat insects.”
https://www.birdsinbackyards.net/birds/featured/Small-insect...