Thong-Kum and Thong-Tang, believed to be the world's first set of male twins, are just two-weeks old and are reported to be in a healthy condition. One onlooker had travelled from a local town just to see the rare phenomenon. "I can't believe there are twin elephants, I have heard they are so rare," she said.

Elephant twins occur very rarely, and due to the nutritional needs placed on the mother, their survival rates are often low. Thailand's other pair of elephant twins....