Apparatus and related methods for modifying fence

A supplemental fence apparatus including:

• at least one generally horizontal rail;
• a plurality of generally vertical pickets attached to the at least one rail in an orientation generally parallel with each other and rotated at a 90 degree angle to the horizontal rail;
• and
• a plurality of attachment components selectably positioned along the assembled vertical pickets and the at least one horizontal rail.

Apparatus for confining small animals into a limited area, including:

• at least one existing fence panel having at least one generally horizontal element and a plurality of generally vertical pickets operatively affixed thereto;
• at least one supplemental panel having at least one generally horizontal element and a plurality of generally vertical pickets operatively affixed thereto;
• means for selectively adjusting the angle(s) between the supplemental panel's at least one generally horizontal element and the plurality of generally vertical pickets operatively affixed thereto;
• means for selectively adjusting the lateral spacing between the supplemental panel's plurality of vertical elements;
• and
• means for affixing the supplemental panel to the existing panel in a desired relationship therebetween.

A fence structure, including:

• an existing barrier installed in a ground surface;
• a supplemental fence including:
• at least one substantially horizontal rail;
• a plurality of substantially vertical pickets affixed to the at least one rail in an orientation substantially parallel with each other and rotated at a 90 degree angle to the horizontal rail;
• and
• a plurality of attachment components selectably positioned along the assembled vertical pickets and/or the at least one horizontal rail for attaching the supplemental fence to the existing barrier.