Cat Tree

FIG. 1 is a perspective view of a cat tree showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof; and,

FIG. 9 is an enlarged view of portion 9 shown in FIG. 1 .

The dot-dash broken lines showing in FIGS. 1 and 9 represent the boundary of an enlarged view and form no part of the claimed design. The dash-dash broken lines in FIG. 2 represent portions of the article that form no part of the claimed design.