Bird cage top

FIG. 1 is a perspective view of bird cage top showing my new design thereof;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a rear side elevational view thereof; and,

FIG. 8 is a perspective view thereof shown in using position.

The broken lines are for purposes of illustration only and form no part of the claimed design.