I claim the ornamental design for a cover for a bed for animals, as shown and described.
FIG. 1 is a top, front, right side perspective view of a cover for a bed for animals, showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a right side elevation view thereof;
FIG. 4 is rear elevation view thereof;
FIG. 5 is left side elevation view thereof;
FIG. 6 is a top plan elevation view thereof;
FIG. 7 is a bottom view thereof, and,
FIG. 8 is a top, front, right perspective view of the cover for a bed for animals of FIG. 1, shown in a condition for use.
The equal-length broken lines on the cover for a bed for animals in FIGS. 1-8 depict stitching and form no part of the claimed design. The dash-dotted lines depicting an associated animal bed in FIG. 8 depict environmental structure and form no part of the claimed design.