How lake trout have led to collapse of Yellowstone's iconic birds <https://ehn.us16.list-manage.com/track/click?u=73be43273a8ebb733ab2696c7&id=32cf4817cb&e=df8f3d14a2>
nationalgeographic.com <https://ehn.us16.list-manage.com/track/click?u=73be43273a8ebb733ab2696c7&id=f533edd5a4&e=df8f3d14a2> An invasive fish set off a biological domino effect that has already affected bears and elk. Now it threatens trumpeter swans and other birds.
https://www.nationalgeographic.com/environment/2018/07/yellowstone-lake-trout-trumpeter-swan-avian-collapse-animals/ -- Dr. David W. Inouye Professor Emeritus Department of Biology University of Maryland College Park, MD 20742-4415 ino...@umd.edu Principal Investigator Rocky Mountain Biological Laboratory PO Box 519 Crested Butte, CO 81224