Yggdrasil -The World Tree-

In Norse mythology, Yggdrasil is the "World Tree", a tree, that connects all the nine worlds
the eagle is Vidopnir who argues constantly with Nidhoggr
the lizard/dragon tha lives and eats the roots of yggdrasil but since the eagle never leaves its perch, the squirrel Ratatoskr conveys insults and comebacks between the two

left runes
Sowulo: power, activity, fertility, health
Algiz: protection, support, a mentor
Perth: magic, divination, fertility, prophecy

right runes
Uruz: vitality, instinct, wildness, unconscious
Raido: journey, destiny, life lessons
Laguz: emotions, fears, revelation, intuition