Because it makes them feel safe and comforted. It's just like when you where younger (you might of not done it but I did!), if you had a night mair you might of gone to sleep in your parents bed. Dogs like to bond with their owners, as they are just like their parents, because if you got them as a puppy, they won't remember their real parents, just their owner.
Originally, people slept with their animals for warmth. Nowadays, companionship is probably what it's all about.
The expression is : "When you sleep with dogs you get fleas."
dogs bark in their sleep because they are sleep barking. its like humans sleep talking
to deter people from it
Some dogs sleep walk. When they sleep walk it is because they are scared.
Yes, dogs sleep with their eyes closed.
Yes, dogs sleep with their eyes closed.
yes, not as much as cats, but yes, dogs love to sleep.
They sleep where you train or allow them to.
Around 80% of dogs sleep outside, to give security to their owners.
all animals sleep
They live and sleep in the ground.
Dogs do sleep. Some of them sleep a lot! Maybe some do not as often because they are hyper,enthusiastic, happy, or even just don't require as much sleep.