animals that help each other to survive how do animals help each other to survive how did dinosaurs help each other to survive animals that help each other to survive how do animals help each other to survive how do animals help each other to survive how did dinosaurs help each other to survive animals that help each other to survive how do animals help each other to survive how did dinosaurs help each other to survive animals that help each other to survive how do animals help each other to survive how did dinosaurs help each other to survive how do animals help each other to survive how did dinosaurs help each other to survive animals that help each other to survive