Caveman Austin is a prehistoric kangaroo who owns a dinosaur-puppy named Boy. He is able to whistle.
Looks
Caveman Austin is primarily purple. He wears a blue fur garment and a blue and black helmet. He is usually seen on a skateboard.
Appearances
Austin has played Caveman Austin in one episode of The Backyardigans: "Caveman's Best Friend" from season three.
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