Dogs can be optimistic or pessimistic?

A study has found that some dogs are natural gloom-mongers while others have sunnier dispositions.

“We know that people’s emotional states affect their judgments and that happy people are more likely to judge an ambiguous situation positively,” said professor Mike Mendl, an author of the study and head of animal welfare and behavior at Bristol University.

What our study has shown is that this applies similarly to dogs — via redwolf.newsvine.com