"(Uᵔﻌᵔ)💤(U´-ᴥ-`U)" is an emote featuring two dogs, one sleeping and the other with its eyes closed. It is often used to express sleepiness or a desire to sleep. "Dogs sleep together every night" is a statement that refers to the common behavior of dogs sleeping in close proximity to each other, often cuddled up together. This behavior is believed to be rooted in their pack mentality and social nature.