Dog Rings Doorbell At 2.A.M. After Being Accidentally Left Outside

Apart from being extremely adorable, dogs are also surprisingly intelligent. Studies have shown that adult dogs have a brain capacity equal to that of a 2-year-old human. Dogs can even develop behaviors fit to help the disabled and to save lives as service dogs.

A lot of people thought that Chika is wearing a shock collar, but he reassured them that it is her collar for the wireless fence. This is a temporary measure until Fox finishes putting up the fence. Here's the full video of Chika ringing the doorbell (it's loud, so beware!). Image credits: therobfox on Reddit