|Spoiler warning: Plot and/or ending details follow.|
In the Origininal Series... Edit
Snowkit is kit of Speckletail's, he is also her last kit. He is with the Clan we they get away from the fire. Fireheart carries him, and hands him to Whitestorm a few times. He is not called Snowkit, but 'Speckletail's kit'.
In one of the books, he gets carried away by a bird, and his mother tries to train him as a warrior, but it doesn't work very well.