 
            Science
Dogs Can Group Toys by Function Like Humans, Study Finds
By Science Correspondent Dogs may understand more than just commands—they might also grasp the purpose of objects, much like human infants. In a study published September 18 in Current Biology, researchers show that some dogs can categorize toys by function, such as pulling or fetching, even when the toys
 
             
             
             
             
             
             
             
             
             
             
             
             
             
             
            