Two experts conducted a study to understand a dog's behaviour when they are left alone and it's not pleasant!
Two canine behaviour experts, Professor Daniel Mills and Dr. Emily Blackwell, led a study into the behaviour of dogs when they are left home alone. They set up cameras to film dogs' reactions. When Alex and Nancy discovered how their dog Max reacted to being left at home, they were moved to tears.
Check out the video above to see the footage for yourself!