A short list of various political parties and groups in the United States. This is not intended to be an exhaustive list.
The resources below provide a short history into the Democrat Donkey and the Republican Elephant.
Does voting really matter? Does your vote really matter? According to Election Guide, only 66.72% of registered voters in the United States voted in the 2020 Presidential election. While a lot of variables come into play when you talk about low voter participation in elections the resources below provide some insight and information that relates to and will help to address these questions.
REPUBLICAN ELEPHANT, 1874. - The first appearance of the elephant as the symbol of the Republican party: an 1874 cartoon by Thomas Nast denying that President U.S. Grant was seeking a third term.. Fine Art. Britannica ImageQuest. Encyclopædia Britannica, Inc., 25 May 2016.
http://quest.eb.com/search/140_1639119/1/140_1639119/cite. Accessed 12 Sep 2016.