Every year October 4 is celebrated as World Animal Day. On this day, ardent animal supporters from all over the world contribute to the cause of animal protection and conservation in their own special ways. Every year, there is a noticeable increase in the number of people who participate in World Animal Day, with a wide range of motivational events taking place in numerous nations. Together, we can promise to safeguard and conserve animals for future generations, and each of us can make a difference. Heinrich Zimmermann, a writer and publisher of the German publication Man and Dog, came up with the concept for World Animal Day. On March 24, 1925, Zimmermann planned the inaugural World Animal Day event at the Sports Palace in Berlin, Germany. Records show that at least 5,000 people attended the occasion. Zimmermann devoted countless hours to advancing World Animal Day. Watch the video to know more.