hǣwen

hǣwen, adj: blue, azure, purple, discoloured. (HAE-wen / ˈhæː-wɛn)

cranes
The Medieval Bestiary: “When cranes have to sleep, one of them stands guard with a stone clutched in a claw; if the guard falls asleep the stone will fall and wake him.” Bodleian Library, MS. Bodley 764, fol. 62r. Source: The Medieval Bestiary.