Main content
Bird bling
Why putting rings on birds' legs is invaluable for scientific research.
Duration:
This clip is from
More clips from Episode 4
-
![]()
Five Feisty Fox Cubs
Duration: 01:57
-
![]()
Poo Analysis
Duration: 02:02
-
![]()
Sitting tight
Duration: 00:35
-
![]()
Poo analysis
Duration: 02:00
More clips from Springwatch
-
![]()
Hannah Stitfall discovers RSPB Arne's reptiles
Duration: 02:53
-
![]()
Hannah Stitfall goes behind the scenes on Springwatch
Duration: 01:18
-
![]()
Enjoy the calmness of a kelp forest
Duration: 01:11
