One of the most popular and famous dog breeds, Beagles are beloved by people both for their utility and personality. Famous for their incredible sense of smell, Beagles are great for tracking and hunting. However, they are also very gentle and amiable. Beagles are great companions for seniors because they have an affectionate disposition and are known to be quite healthy. As well, they have great stamina but do not require excessive exercise, making them ideal for seniors of all activity levels.