FIG. 1 is a front perspective view of a bunk bed showing the new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a back elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a front perspective view of an alternative embodiment of the new design;
FIG. 8 is a front elevation view of the alternative embodiment from FIG. 7;
FIG. 9 is a back elevation view of the alternative embodiment from FIG. 7;
FIG. 10 is a left side elevation view of the alternative embodiment from FIG. 7;
FIG. 11 is a right side elevation view of the alternative embodiment from FIG. 7; and,
FIG. 12 is a top plan view of the alternative embodiment from FIG. 7.
The evenly spaced broken lines in the drawings illustrate portions of the bunk bed that form no part of the claimed design. The dash-dot-dash broken lines illustrate boundary lines that form no part of the claimed design.