From the Abbott Lane Foxes gallery at CathySummers.com.

Photograph by Cathy Summers

20150429_011: Fox Kits Playing - Pounce on Your Littermate: Falls Church, Virginia
My Stars = 3

Camera: NIKON D800

1/320 sec. at f/7.1, ISO 4500

200 mm (70.0-200.0 mm f/2.8)