The length of day causes the hormone surge which causes male birds to precociously perform their meeting sequence.
I think I might’ve mentioned you can use the putt putt of a side-by-side to draw the young guys out to fight.

Lots of people pop them by stalking at this time of year just trying to get within 40 yards of the drumming log. Since drumming logs are precious, and are fought over sometimes, some people Keep track of logs that have a track record of drumming for obvious reasons.

Expect 1 pair per 20 acres.

Out there doing it best I can.