June 3, 2018

It is estimated that 6-14% of all Operation Iraqi Freedom (OIF) and Operation Enduring Freedom (OEF) veterans returning from deployments are affected by PTSD; of these individuals, many also suffer from depression & substance abuse. While traditional treatment for PTSD...

May 28, 2018

Do dogs daydream like we do? Until recently, we would have to say we could never know. Now, with new advancements in canine cognition research, we can understand what dogs might be thinking when at rest. When humans are told to do nothing while in an fMRI scanner, ther...

May 23, 2018

Separation anxiety in dogs is characterized by behavioral signs related to physical, psychological, or behavioral distress in the absence of the dog owner. This absence does not need to be long – many separation anxiety related behaviors occur immediately and can be he...

May 16, 2018

Have you ever seen one of those visual illusions? Dogs are susceptible to visual illusions, too, just in a different way. Two illusory displays that consistently fool humans are the Ebbinghaus-Titchener & Delboeuf illusions. The Ebbinghaus-Titchener illusion presents t...

May 12, 2018

In order to better understand how training dogs with aversive shock collars effects dog behavior, a team of researchers in the Netherlands observed police and guard dog trainings with and without the use of an electronic shock collar. Most of these dogs were German She...

May 2, 2018

From a general level, positive reinforcement carries the least risk for undesirable outcomes such as aggression, escape behavior, fear of the punisher, apathy, etc. Punishment (the addition of something unpleasant, or the removal of something pleasant) might work at de...

April 14, 2018

The first example of dogs in fMRI machines was demonstrated by the Center for Neuropolicy at Emory University in Atlanta, Georgia in 2013. If you have never been in an MRI, they are very noisy (but won’t hurt you), and this can be scary to animals! Monkeys and rats nee...

March 31, 2018

In 2004, Science published an article about a dog named Rico who learned over 200 words by just everyday play with his owners. In response, John Pilley with Wofford College in Spartansburg, South Carolina acquired Chaser the Border Collie, and the dog who would eventua...

March 24, 2018

Oxytocin is a hormone most often associated with love and is released during childbirth and interactions between human parents and children. Researchers sought to better understand which hormones were involved in positive human-companion animal interactions and found t...

March 20, 2018

Dogs can use human social cues like pointing to find hidden food, but can they use only our tone of voice to make choices? Researchers at the University of Puget Sound in Tacoma, Washington gave dogs an opportunity to choose between two buckets full of treats after the...

Please reload

Our Recent Posts

October 12, 2019

Please reload


Please reload


Please reload


Subscribe Form

Stay up to date



I’d love to hear from you! Please send questions or suggestions for future postings.

  • Instagram

©2018 by Dog Science Weekly. Proudly created with