Unknown bird

Lock gate at Foxton lock but I don't know what the bird is?

[Shepherdman's Wife]

Wonderful capture. Don't know what it is either. Fav

[roger marsh]

Well captured

[Rob Wareham]

Fantastic shot. It looks like it could be a yellow wagtail? A fav anyway.

[aurorajane]

Oooh stunning capture - well done :)

[Brian Wright]

Fantastic shot Richard, sorry can't help the ID either.

[Néfertiti]

excellente exécution!