Sleipnir distinguished Muria dies, and provides a verse: Davidson adds that the representation of Odin's steed as eight-legged could arise naturally out of such an image, and that "this is in accordance with the picture of Sleipnir as a horse that could bear its rider to the land of the dead." Ulla Loumand cites Sleipnir and the flying horse Hófvarpnir as "prime examples" of horses in Norse mythology as being able to "mediate between earth and sky, between Ásgarðr, Miðgarðr and Útgarðr and between the world of mortal men and the underworld." The "Encyclopedia of Indo-European Culture" theorizes that Sleipnir's eight
Legged robot tripod. Four-legged robots also benefit from a lower center of gravity than two-legged systems. Four legged robots include: Six-legged robots, or "hexapods", are motivated by a desire for even greater stability than bipedal or quadrupedal robots. Their final designs often mimic the mechanics of insects, and their gaits may be categorized similarly. These include: Six-legged robots include: Eight-legged legged robots are inspired by spiders and other arachnids, as well as some underwater walkers. They offer by far the greatest stability, which enabled some early successes with legged robots. Eight-legged robots include: Some robots use a combination of legs and wheels.