April 9th, 2021.

Saw two Yellow-Bellied Sapsuckers.

Yellow-Bellied Sapsucker, at the neighbour's ash tree.

The breeding season is from April to July.
The male arrives at the nesting ground about one week before the female.
The birds are monogamous.
The bird is territorial, with a radius of 46 to 137 meters from the nest.