They were two of authors of recent Science journal article. It includes summary graphics re. 14 common bird species and percent loss in species according to habitat 'guilds'. The only increasing populations are ducks and geese (wetlands). "That success in waterfowl management can point the way forward. We need bold, landscape-scale conservation campaigns across North America that are comparable with those that brought back the ducks."
https://www.nytimes.com/2019/09/19/opinion/crisis-birds-north-america.html GAndersson St Paul ---- Join or Leave mou-net: http://lists.umn.edu/cgi-bin/wa?SUBED1=mou-net Archives: http://lists.umn.edu/archives/mou-net.html