However, this big size isn't always super intimidating: a Mastiff is much less likely to jump on you than, say, a Husky might be. A few things keep Mastiffs from being into jumping: Gravity.

They're that keyed in to the snack. But before the video, the Mastiff-Shar Pei mix didn't know anything about the tasty treat. Related: Husky Refuses Pup Cup Because It's Not From 'Starbucks' and ...