The ornamental design for a packagingsleeve for a bird feeder, as shown and described.
FIG. 1 is a front perspective view of a packaging sleeve for a bird feeder showing our new design with the bird feeder being shown in broken lines;
FIG. 2 is another front perspective view of the packaging sleeve for a bird feeder shown separately for ease of illustration;
FIG. 3 is a front view thereof showing a cylindrical main portion and a wing portion protruding to the right of the cylindrical main portion;
FIG. 4 is a back view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a left side view thereof showing an overlapping seam in the main cylindrical portion and abutting edges on the back side of the wing portion on the lower portion of the sleeve;
FIG. 7 is a top perspective view thereof; and,
FIG. 8 is a bottom perspective view thereof.
The broken lines showing a bird feeder are included for the purpose of illustrating environmental structure and form no part of the claimed design.