Odin and Fenrir . Fenrir is the father of wolves and a son of Loki in Norse mythology. He was foretold to kill Odin during Ragnarök, and in turn be killed by Odin's son Víðarr. He was also said to have bitten off the right hand of the god Týr.
A truly rare bird - Albino Raven - ". The birds are thought to be leucitic and not albino, the result of a genetic defect producing chicks lacking normal pigmentation." Two black ravens with this gene will produce a white raven.