like this haunting image of an underseas boneyard. except that we put it there. reporter: as we journey along with these creatures wait, what did he just say? except that we put it there. reporter: he s talking about that whale skull on the sea bottom? we had a scientist who had this killer whale skull, and we asked him if he would bring it, and then we put it at the bottom of the sea. reporter: back in the wolves movie that dead animal the whole pack is feeding on? we found a dead animal. there s lots of roadkill around. so we put it there. you hauled that animal we hauled that animal to that place. often in this situation, we didn t do it here, but often in this type of situation people who manage these animals will put m&ms or something tasty in the innards of a dead animals. an m&m-stuffed animal? to make the animals feed on it. reporter: oh, no. oh, yes, says chris palmer.