There are many tests available that supposedly determine canine intelligence. One test is to throw a bath towel over your dog’s head and count how many seconds it takes her to free herself (15-20 seconds being the average). Another says that if your dog yawns when she sees you yawn then she has a rudimentary capacity for empathy and is therefore smart! Test or no test, a good apartment dog who is affectionate, friendly and well-behaved gets an A+ in my grade book every time!

In a heartwarming video that has got Instagram swooning, a big sister dog pampers her little sibling. The video shows…