cazalegg:
Willow Warbler - Phylloscopus trochilus
cazalegg:
Chiffchaff
cazalegg:
Willow Warbler - Phylloscopus trochilus
cazalegg:
'Nest building' - Willow Warbler
cazalegg:
Chiffchaff ?
cazalegg:
Chiffchaff - Phylloscopus collybita