Female Reed-Bunting.

[Mark Johnson]

Female Reed Bunting by Mark Johnson, on Flickr

Again not 1000% sure, but money on a female Reed Bunting..............

 

[BillN_33]

Have a look at the MALE Reed Bunting when it changes to winter plumage, Mark .......... that would be my choice

The juveniles are also difficult to sex

 

[Mark Johnson]

Thanks for the comment. It may well be a juvenile, but unsure at this moment..............

 

[gramps]

Definitely looks like a male to me