Tug or fetch? Some dogs sort toys by how they are used
Mentally sorting toys by function, without physical or verbal cues, shows complex thinking
Border collie Harvey and his owner play "pull" with a rope toy.
Claudia Fugazza
Mentally sorting toys by function, without physical or verbal cues, shows complex thinking
Border collie Harvey and his owner play "pull" with a rope toy.
Claudia Fugazza