Grey-crowned warbler (Phylloscopus tephrocephalus)

Wikipedia: Grey-crowned warbler Source: WIKIPEDIA Culcipeta_tephrocephala_Anderson%2C_1871_-_J._G._Keulemans.jpg

Observations

🔍 No documented observation

Description

Classification: Genus Phylloscopus (Phylloscopus); Family Phylloscopidae (Phylloscopidae)
General: Rare winter visitor