In Nordic mythology, Ratatoskr was a squirrel whose sole job was to carry insulting messages between a great eagle and a dragon at opposite ends of Yggdrasil, the great World Tree.
Loki gave birth to an 8-legged horse named Sleipnir, after disguising himself as a mare in heat and having relations with a stallion named Svaðilfari. It became “the best horse among Gods and men.”
In Norse mythology, the dwarves created a magical chain to shackle the wolf Fenrir. It was made of the sound of a cat's footfall, the beard of a woman, the roots of a mountain, bear's sinews, fish's breath, and bird's spittle. It is said that its creation is the reason why none of these things exist.
Odin, a precursor to Santa Claus, rode Sleipnir, an eight-legged flying horse. In the winter, Odin gave out both gifts and punishments, and children would fill their boots or stockings with treats for Sleipnir.
In Norse mythology, the Goddess Freya drove a chariot pulled by two cats.
According to Norse mythology, Thor's hammer Mjölnir was originally intended to be wielded with both hands. Its characteristically short handle is due to a manufacturing defect caused by Loki who harassed the dwarven brothers Sindri and Brokkr while they were forging the weapon.
7Thor and Loki
In Norse mythology, Thor once dressed as a bride and was presented to the giant Thrym (Þrymr) with Loki as his bridesmaid. Thrym got a bit suspicious When Thor ate an entire ox, eight salmon, and many barrels of mead.
In Norse mythology, during the events of Ragnörak, there is a ship named Naglfar made entirely of the untrimmed nails of the dead that will carry hordes to battle the Gods. It's important to keep those nails trimmed so you don't contribute to building it.
Valhalla is just one of the halls that dead Viking warriors go after death. Half of the fallen are chosen by Odin for Valhalla and the other half are chosen by Freyja for Folkvangr.
Vikings used to give kittens to new brides as an essential part of a new household since they were associated with Freyja, the Goddess of love.