Retrievers and collies are more playful than pugs and Yorkshire terriers
Retrievers and collies are more playful because they used to be working dogs and needed a strong bond with humans, study finds Researchers analysed behaviour of almost 190,000 dogs from 138 breeds Playful dogs are old working breeds that have a close relationship with humans For example, sheepdogs, or foxhounds traditionally used for hunting By … Read more
