Dog bed

FIG. 1 is a perspective view of a dog bed, showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is an enlarged view of detail 8 in FIG. 1 .

The broken lines in the drawings illustrate portions of the dog bed that form no part of the claimed design. Additionally, the broken line circle shown in FIGS. 1 and 8 illustrate the boundary of the enlarged portions and form no part of the claimed design.