What are the key differences between Jehovah's Witnesses and Mormons in terms of their beliefs and practices?

Jehovah's Witnesses and Mormons have distinct differences in their beliefs and practices. Jehovah's Witnesses focus on the teachings of the Bible and believe in the imminent return of Jesus Christ. They do not celebrate holidays or birthdays and do not participate in military service. Mormons, on the other hand, believe in the Book of Mormon as well as the Bible and have additional scriptures. They emphasize family values and have unique practices such as temple ceremonies and missionary work.