Klaus Nigge
Operation Migration
Operation Migration
Spring Migration 2018
Follow spring migration highlights as the Whooping cranes migrate from their wintering grounds.
Where Are They Now?
January 8, 2018
There's a big difference in distances the 11 Parent-Reared chicks have traveled. One has flown 1,300 miles; another is still in Wisconsin in January!
Focusing on Feathers
February 5, 2018
There's a big difference in distances the 11 Parent-Reared chicks have traveled. One has flown 1,300 miles; another is still in Wisconsin in January!
Operation Migration
Doug Pellerin
Operation Migration
Time to Head North!
March 13, 2018
One hundred Whooping Cranes haven't returned to Wisconsin, nine have returned - and one of last year's chicks never left!
Every Birdy's on the Move
April 4, 2018
Most 2017 hatch year Whooping cranes are heading back north, and the first adult pair is on the nesting grounds at White River Marsh.
Migration Complete
May 4, 2018
All of the Whooping cranes have returned north. What do tracking maps show - and how did a late-season storm affect nesting?
Operation Migration
Breeding Studies
May 23, 2018
Our team is conducting studies to determine breeding success among Sandhill cranes. The results should indicate how their cousins – the Whooping cranes will fare.