I'd never rely on any one feature alone, instead focussing on a suite of pertinent features and wherever possible call. Either way this pair continue to provide a severe headache for many birders and with good reason
Not sure if that answers James' questions Dennis, nor if he was actually claiming to have seen one in the county?
James, take a look at the article on the Worcester Birding website on the seperation of the two species. It's pretty good and probably the best treatment I've seen on the Internet.
1 long tailed tit - on my new feeder 2 dunnocks - first time i have 2 2 blue tits - hear all day 1 great tit - quick appeariance 2 collard doves - i have names them freddie and phillip 2 song thrush - first time 1 chaffinch - my first male 1 coal tit - on my bird table
how do you tell the differance between marsh and willow not sure if i senn a marsh?