Neuroscientist and author Gregory Burns has five ways to test your dog’s loyalty to you without using an MRI. WSJ’s Billy Higgins puts his three-year-old yellow Labrador to the test. Give it a try and post your experiences!
![Layer Poultry Farming](https://growelagrovet.com/wp-content/uploads/2015/03/Layer-Poultry-Farming-Guide-For-Beginners.jpg)
Neuroscientist and author Gregory Burns has five ways to test your dog’s loyalty to you without using an MRI. WSJ’s Billy Higgins puts his three-year-old yellow Labrador to the test. Give it a try and post your experiences!