Why Did Dino Stop Talking On The Flintstones?

Why Did Dino Stop Talking On The Flintstones? In actuality, actor Jerry Mann, who voiced Dino in this episode, was spoofing Phil Silvers from Sgt. Bilko. … Dino stopped talking immediately after “The Snorkasaurus Story.” He also stopped serving as Wilma’s butler and answering the phone. He became a normal yapping pet. Can dinosaurs talk?