Related Clues:

• Madmen, in Mexico
• Madmen, south of the border
• Crazy folks
• Iconic water fowl
• Maine birds
• "Crazy" birds
• Bedlam inmates
• Divers in Amarillo on springboards
• Crazy people
• Crazy people, in Mexico
• Lake birds
• Birds found on Canadian coins
• They sound batty
• Overzealous sorts
• Engineers' workplaces, briefly