In the video, a monkey is seen climbing a tree in a forest. The monkey is brown in color and is moving up the tree with agility and speed. The tree has green leaves and branches, and the forest in the background is dense with green foliage. The monkey's movements are swift and precise as it navigates the tree, using its limbs to grip onto the branches. The video captures the natural behavior of the monkey in its habitat, showcasing its ability to climb and move through the tree with ease.