Body drag / carry
Dinosaurs of any size should be able to drag and carry bodies. depending on their mass and the mass of the body, they can either drag it or carry it. And the drag speed would change depending on the mass difference between the two dinosaurs.
Players should also be able to choose between dragging / carrying the body or take a chunk off it.
Like this, people will be able to move bodies around and also provide food for their family if nesting is coming to the game