TOP TEN... SMARTEST DOGS: We use math to put things in order.

#10 Australian Cattle Dog

 

#9 Rottweiler

 

#8 Papillon

 

#7 Labrador Retriever

 

#6 Shetland Sheepdog

 

#5 Doberman Pinscher

 

#4 Golden Retriever

 

#3 German Shepherd

 

#2. Poodle

 

#1 Border Collie