Gagana is a miraculous bird with an iron beak and copper claws featured in Russian folklore.
Gagana knows how to conjure and work miracles and, if she is asked correctly, can help a person.
A. Erlenwein, and translated by Angelo de Gubernatis in his Florilegio with the name Vaniúsha, where the hero's sisters marry a bear, an iron-nosed bird ("uccello dal naso di ferro") and a pike ("luccio").
[2][4] The "bird with iron beak" appears to be a creature that inhabits several Slavic folktales.
[5] William Ralston Shedden-Ralston, citing Alexander Afanasyev's notes on Slavic folklore, writes that on the mythical island of Buyan there lives "The Tempest Bird", "the oldest and largest of all the birds", said to possess "an iron beak" and "copper claws".