The video shows a group of dogs standing on their hind legs and barking in a forest. The dogs are of different breeds and sizes, and they are all wearing collars. The forest is dense with trees and foliage, and the dogs appear to be in a state of alertness or excitement. The barking is loud and continuous, indicating that the dogs may be responding to something in their environment. The video is shot during the day, and the lighting is natural, suggesting that it was filmed outdoors.