The Comeback of Trumpeter Swans by KAREN WEINTRAUB


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.

Published: April 9, 2019 at 02:00AM

from #NYT Science Read the full article here: https://nyti.ms/2G9NhqO