Loofzangers (Phylloscopidae) Fitis – Phylloscopus trochilus ♂️ Fitis – Phylloscopus trochilus Fluiter – Phylloscopus sibilatrix ♂️ Humes Bladkoning – Phylloscopus humei ♂️ Tjiftjaf – Phylloscopus collybita ♂️ Tjiftjaf – Phylloscopus collybita