Niko

Niko is the son of Oona and Prancer, the stepson of Lenni, stepbrother of Jonni and is the main protagonist of The Flight Before Christmas and it's sequel Little Brother, Big Trouble: A Christmas Adventure.

The Flight Before Christmas
Niko is a passionate reindeer calf who dreams of becoming one of Santa's herd like his father. When the evil Black Wolf and his wolf pack attack, Niko is separated from his family. Aided by Wilma, a feisty ferret, and Julius, a wise flying squirrel, Niko learns what it truly means to fly.