Grey Wagtail: “Wagtail” -- because it wags its tail, not dog-like sideways but up and down. Grey not on face value, but to tell it apart from its cousins - Citrine, Yellow, White and Pied.
Grey Wagtail: “Wagtail” -- because it wags its tail, not dog-like sideways but up and down. Grey not on face value, but to tell it apart from its cousins - Citrine, Yellow, White and Pied.