Here in Thailand, we get at least one elephant stamp per year. The latest is in a pair (the other stamp picturing a water buffalo) to commemorate the 70th anniversary of diplomatic relations with the Philippines. These were released on June 14, 2019. (Note the printer's color marks in the sheet selvedge...)
Malawi Endangered Animals of Malawi August 6, 2016 Set of six, one stamp depicts African bush elephant (Loxodonta africana), the largest living terrestrial animal with bulls reaching a shoulder height of nearly 4 meters.