The Shapeshifter is a children's book series by Ali Sparks following the adventures of Dax Jones, a boy who can shapeshift into a fox and fellow C.O.L.A's (Children of limitless ability) as they discover their supernatural powers.

There are five books in the series which are (in order)

• Finding the Fox
• Running the Risk
• Going to Ground
• Dowsing the Dead
• Stirring the Storm

Warning: Spoilers ahead.

• All Aliens Have Superpowers: all of the COLA's mothers races
• Badass Normal: Owen Hind, even managed to sneak up on Dax in fox form.
• Bad Powers, Bad People: Used and Averted, Catherine is a parasite and a psychopath, but Mia the good natured vegetarian can set people on fire
• Disappeared Dad:Dax's father, an oil rig worker.
• Disney Death: Owen, who appears to fall to his death, but is later revealed to be alive.
• Empathic Healer: Mia, but over time she become able to do this without hurting herself.
• Enfant Terrible: Catherine Reader, parasite.
• Family-Unfriendly Death: Catherine's. Oh so much.
• Wicked Stepmother:
• Explosive Leash: Used rather disturbingly in the last book on the COLA's also acts as a Power Nullifier in the form of chip implanted in the back of their skulls
• Good Powers, Bad People: One character royally abuses his 'charm' power.
• Glamour: Two characters not being vulnerable to this is important to the story.
• I See Dead People: One character is a medium, and she's not happy about it.
• Half-Human Hybrid: The C.O.L.A's are half alien.
• Healing Hands:Mia
• Involuntary Shapeshifting: Dax Jones, although less over time.
• Master of Illusion: What Spook Williams likes to think he is.
• Mysterious Animal Senses: A by-product of Dax's shapeshifting
• Psychic Powers: Loads of them
• Sadistic Choice: Catherine forces Dax to chose between saving his father, or saving Owen, whilst both are hanging on a oil rig.
• Shapeshifter Baggage: used and lampshaded
• Twin Telepathy
• Voluntary Shapeshifting: Dax Jones, any chance he gets.Can take fox, falcon and otter forms