The Basenji dog is the only dog that is not able to bark.
4
Cats and dogs can hear ultrasound.
350
Dogs have four toes on their hind feet, and five on their front feet.
179
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
A group of pugs is called a grumble.
10
Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16