Dogs are the most popular pet on the planet.
Dogs can learn over 100 words and gestures.
Dogs evolved from a now-extinct species of wolf.
Dog noses are at least 40x more sensitive than ours.
Dogs only sweat from their paws, and have to cool down by panting.
Dogs use body language to express their feelings.
The most successful mountain rescue dog ever was a St Bernard named Barry, who lived during the early 1800’s and saved 40 lives.