“Poultry Harness Diaper,” US patent application 20120037094 A1, by Tobi Kosanke, filed August 11, 2011.
“A diaper assembly for use on a bird includes an upper-body portion that has at least one first part of at least one couple assembly attached thereto. The diaper assembly also includes at least one shoulder strap with a first end coupled to the upper-body portion and a second end opposite the first end and a waste receiver that has a waste-catching pouch at least partially defined by a front-facing portion coupled to the second end of the at least one shoulder strap and a rear-facing portion having at least one second part of the at least one couple assembly. Each second part of the at least one couple assembly is operable to releasably secure at least the rear-facing portion of the waste receiver to the upper-body portion.”
Here is a technical drawing from the patent application:
And here is the inventor, waxing eloquent about one of her other inventions: