Mara, the Giants ’ 70-year-old co-owner, sat through yet another pathetic loss Sunday — 35-14 to the Baltimore Ravens — as his team continues to make shameful history in its 100th season.

New York Giants co-owner John Mara received another aerial message trashing his woeful team before Sunday’s 35-14 loss to the Baltimore Ravens.

Another week, another game and another plea to Giants co-owner John Mara to take action. Ninety minutes before Sunday’s game against the Ravens at MetLife Stadium, a small aircraft flew overhead toting this message: “Mr. Mara Enough — We Won’t Stop Until You Fire Everyone.’’

The Giants fired coach John McVay and ended Andy Robustelli’s tenure as director of operations. And then Mara’s father, Wellington, and John’s cousin, Tim Mara, held an infamous dueling press conference on Feb. 8, 1979, that put their bitter dynamic on display.

New York Giants co-owner John Mara received another aerial message to thrash his woeful team before Sunday’s game against the Baltimore Ravens.

EAST RUTHERFORD — Giants co-owner John Mara received another aerial message to thrash his woeful team before Sunday’s game against the Baltimore Ravens. A small plane circled MetLife Stadium