The Angry Dinosaur

Il Dinosauro Arrabbiato (The Angry Dinosaur) is an Italian children's book by Cristina Brambilla in the "Misteri A 4 Zampe" series.

Premise
Scooby is at the pinnacle of happiness: his friends brought him to the Museum of Natural Sciences, where he can see giant prehistoric bones! But suddenly, between paleontologists, enthusiasts, and now-extinct creatures, a dinosaur is alive and well and steals a precious artifact ..