Marsh Tit? Pruhonice Park, Prague, Czech Republic

Marsh Tit? Pruhonice Park, Prague, Czech Republic

Observation - Marsh Tit? Pruhonice Park, Prague, Czech Republic. Description: There were several of these birds on a shrub in Pruhonice Park, Prague on Christmas eve, but they proved really difficult to photograph and this is my best picture. I thought it may be a Marsh Tit but having consulted my book, now not so sure,could it be

There were several of these birds on a shrub in Pruhonice Park, Prague on Christmas eve, but they proved really difficult to photograph and this is my best picture. I thought it may be a Marsh Tit but having consulted my book, now not so sure,could it be a Willow Tit?