White horse (mythology) Poseidon was also the creator of horses, creating them out of the breaking waves when challenged to make a beautiful land animal. In Norse mythology, Odin's eight-legged horse Sleipnir, "the best horse among gods and men", is described as grey. Sleipnir is also the ancestor of another grey horse, Grani, who is owned by the hero Sigurd. In Slavic mythology, the war and fertility deity Svantovit owned an oracular white horse; the historian Saxo Grammaticus, in descriptions similar to those of Tacitus centuries before, says the priests divined the future by leading the white stallion between a series of fences
Odin birds were originally not simply his battlefield companions but also "Odin's helpers in his veterinary function." Vendel Period helmet plates (from the 6th or 7th century) found in a grave in Sweden depict a helmeted figure holding a spear and a shield while riding a horse, flanked by two birds. The plate has been interpreted as Odin accompanied by two birds; his ravens. Two of the 8th century picture stones from the island of Gotland, Sweden depict eight-legged horses, which are thought by most scholars to depict : the image stone and the Ardre VIII image stone. Both stones feature