Johan Lind and a group of researchers at Stockholm University studied the memories of 25 species of animals, including dogs. What they found might make you a little bit sad. According to the study, a dog’s short term memory only lasts for two minutes!
This means that after 120 seconds, your BFF can’t remember that super snuggle session you two just had. But, a pup’s memory is far longer than the 20 second memory span of chimps.
That’s why your pup gets super excited when you come home or sometimes when you simply re-enter a room. They can’t remember exactly when you left, so to them it seems like you’ve been gone furever
Read the rest at: http://barkpost.com