IE 11 is not supported. For an optimal experience visit our site on another browser.

Dogs on a catwalk, a baby walrus named Thor, and more in this week's Animal Tracks

Horses in a field on a foggy morning near Berkel en Rodenrijs, the Netherlands, on Oct. 3.
BART MAAT / EPA
Horses graze in the early morning mist, a stingray swims around, pet owners raise up their animals for World Animal Day and more of this week's best animal photos.