Catchclaw to-Ennien was a Sivaoan who made first contact with the United Federation of Planets. She was the local doctor. Catchclaw was the mother of Grabfoot to-Ennien, TooLongTail to-Ennien, WhiteWhisker to-Ennien and EagerTalker to-Ennien. She served as a doctor to her people. Her apprentice was called Jinx to-Ennien. She tried to help the first contact team get the information they needed to stop ADF syndrome. (TOS novel: Uhura's Song)
She was also a nursing mother for her breasts where seen, she had been in Stiff Tail's camp for a long time, for when they Traveled to there was bare ground were her tent was.
After the WalkEdit
She was called by Tail-Kinker to-Ennien, to Quickfoot of Srallansre, bed the one that gave information about Sivao he was going to 'take his life, before he when into a coma, and was coming out of long death, she told her to explain with her full name to him, she was quite understanding and her tail tip showed her waiting for him.