An offering of a gold casket containing the hair of one of these creatures was replaced by a casket filled with dung to spark (-5[1])a war named for these creatures. Due to his writings on how to manage these creatures, the usurper Phetracha (“payt-RAH-chah”) was nicknamed the “prince” of these creatures. To end the Nandric War, Mingyi Swa was slain in single combat by (10[1])Naresuan (“nah-ray-SOO-un”) of Ayutthaya (“ah-yoo-tah-YAH”) in an apocryphal “duel” fought with these creatures. The Lao empire of Lan Xang (“lahn sahng”) was known as the “land of a million” of these (10[1])creatures. The Trưng sisters were often depicted riding on the backs of these (10[1])creatures. White examples of these creatures were considered good fortune in Southeast Asian kingdoms. Mahouts (“muh-HOWTS”) trained these creatures for military use. For 10 points, name these large mammals often used in ancient warfare. ■END■ (10[1])