Watch CBS News

Will warm weather affect bird migration?

Name: Will warm weather affect bird migration?
Uploaded: 2024-03-11T22:20:00-0500
Duration: 2 min 44 s
Description: Some birds are returning to Minnesota as others are just passing through. But how do birds know when to migrate? And will our record warm winter impact their schedule? Good Question. Here's Jeff Wagner.

Some birds are returning to Minnesota as others are just passing through. But how do birds know when to migrate? And will our record warm winter impact their schedule? Good Question. Here's Jeff Wagner.