From Edward Curtis’ Field Notes:

“These two masked performers in the winter dance represent huge, mythical birds. Kotsuis (the Nakoaktok equivalent of the Qagyuhl Kaloqutsuis) and Hohhuq are servitors in the house of the man-eating monster Pahpaqalanohsiwi.” – Edward Curtis

The North American Indian, Volume 10, The Kwakiutl, 1915. Portfolio plate no. 336.