The first column of the table is for those denoted as the state mammal, and the second shows the state marine mammals.
Animals with more specific designations are also listed.
Listed separately are state dogs and state horses.
Key: Years in parentheses denote the year of adoption by the state's legislature.
Maine Coon Cat (cat)(1985)[23] Tabby Cat (cat)(1988)[27] Black bear (proposed) Eastern wolf (proposed) Thirteen-lined ground squirrel (proposed) Olympic marmot (endemic mammal) (2009)[56]