I see it could be two ways. One: the big dog is very kind and left the big bed for the pup. Two: the pup went on the big bed and left the small bed for the big dog. In that case, if I was the big dog, I would just lay on the small dog (or around it).
Monster Crocodile, Adelaide River, Australia photo via dailymail. this "monster croc" is missing an arm. how big was the other crocodile that bit this things arm off? i think your monster croc is still out there.