This National Geographic hình nền might contain
rừng ven sông, ở trên bờ sông rừng, bờ hồ, lakeside, lakeshore, phạm vi, dãy núi, xích, chuỗi, núi chuỗi, and chuỗi các dãy núi.
A Pitbull named Goliath has become very protective of his owner after he was diagnosed with a brain tumor. Cesar has been working with Goliath and his family on turning Goliath's overprotective energy into something positive.