Avanyu (Tewa meaning “water serpent”) is commonly depicted on San Ildefonso and Santa Clara Pueblo pottery. The IPCC logo designed by Stella Teller of Isleta Pueblo for the Indian Pueblo Cultural Center, and trademarked (or copywrighted).  The Avanyu Avanyu  symbolizes the importance of water to indigenous desert cultures. This symbol is also associated with lightning as shown by the serpent’s tongue. The upper semicircular portion of the logo represents eagle feathers. The smaller enclosed and crosshatched semicircle is also a rain symbol. The crosshatching represents rain and the upward directed semicircle is a traditional cloud symbol.