His heart has been affected by his fear of people, and the stressful environment of the shelter only adds to the burden that hinders his daily progress.
Despite his shyness towards humans, Marcus finds comfort in the company of other dogs. His ability to bond with his companions shows his natural desire to find security in the pack and form bonds, so he needs a quiet home where he can begin to heal his emotional wounds and gain confidence in a serene environment.
Learn more about Marcus here