Algiz is the rune that appears as if a foot of a bird, to be more specific Algiz might just be the rune that represents the foot of a crow. The Valkyries and Heimdall are deities in connection with Algiz.
Algiz itself has a fortnight consisting from the 28th of January to the 12th of February and rules over the hour of 2:30 to 3:30.
Inverted meaning of Algiz it is further reinforcing its messages when upright, but one’s health should have a special eye out as problems with health is likely sometime soon. Slowing down and allowing time to rest to gain strength is what the inverted Algiz tells in a reading.