Colas may refer to:
COLAs appear in The Shapeshifter series of books by Ali Sparkes. "COLA" stands for "Children Of Limitless Ability," a name given in recognition of the children's amazing supernatural powers. There are originally 111 COLAs, including Dax Jones, but in Running the Risk, Catherine Reader drains most of their powers, an attack from which only 11 recover. Following Catherine's death near the end of book five, some of the disempowered children begin to show signs of recovery.
The birth of each COLA was heralded by bizarre weather phenomena, ranging anywhere from heatwaves to localized blizzards in summer. For reasons outlined below, none of the COLAs' mothers survived beyond the child's fourth birthday.
In Stirring the Storm, Dax uses an alien artifact to travel to another planet, where he learns from his aunt, Hessa, that each COLA child is the result of crossbreeding between aliens and humans: