http://bit.ly/2AbEv8g The Comeback of Trumpeter Swans Swans, your-feed-science Restoration efforts in Ontario, Canada, have helped a once-vanquished population to flourish. And they have been sighted in new habitats in the United States, too. KAREN WEINTRAUB http://bit.ly/2Ilxx5F April 9, 2019 at 05:30AM

By KAREN WEINTRAUB from NYT Science https://nyti.ms/2G9NhqO