Dogs sleeping on all fours represents what dogs sleeping on all fours what does it mean

Dogs sleep on all fours on behalf of what 1, dogs sleep on all fours on behalf of the master is not defensive, that the dog is very trusting of the master, and very much like to be with the master, there is a sense of security performance. 2, dogs sleep on all fours may be too hot in the summer, the ground is cooler, lying on the ground can make the dog comfortable. 3, the owner just home, the dog to the master said close, want the master to pet the time The dog will often be on all fours to attract the owner’s attention. The dog wants the owner to touch its belly, exposing its most vulnerable belly to the owner.