Jurassic World Dinosaurs:

 

Roarivores Metriacanthosaurus:  - sounds with opening jaws / works.

                                                                                              

Roarivores  Allosaurus - sounds with opening jaws / works

 

Chomping Tyrannosaurus Rex – no sound, jaw is opened and closed by pressing the button on his back.

                             

Jurassic World Dino Rivals Primal Pal Blue Velociraptor – not working

 

These dinosaurs come with a quantity of snap-together primitive look fencing which is great because it is very malleable.