Willow Warbler – Phylloscopus trochilus April 29, 2018 admin Species Galleries – Birds – Willow Warbler Phylloscopus trochilus Willow Warbler - Phylloscopus trochilus Willow Warbler - Phylloscopus trochilus Willow Warbler - Phylloscopus trochilus Willow Warbler - Phylloscopus trochilus Willow Warbler - Phylloscopus trochilus Willow Warbler - Phylloscopus trochilus Willow Warbler - Phylloscopus trochilus Willow Warbler - Phylloscopus trochilus Willow Warbler - Phylloscopus trochilus