If your dog comes upon a new group of dogs—say, at the dog park or in some other social setting—he may bark or even howl to get their attention. It’s his way of asking to join the pack.

All dogs will bark from time to time ... “In general, they are on the quiet side, barking to alert the group to an intruder, ...

Video of the dog went viral after social media users were charmed by footage of it running around and barking at the top of an archeological marvel.

A leader of a rescue group immediately recognized Apollo, one of millions of stray dogs in Egypt, barking at birds atop the Pyramid of Khafre.