Thai rangers have arrested two men suspected of being part of an international wildlife smuggling network, the military said Saturday after they were intercepted in a car carrying 81 macaques near the Cambodian border.Thailand is a major transit hub for wildlife smugglers, who often sell highly-prized endangered creatures on the lucrative black market in China, Taiwan and Southeast Asia.A patrol stopped the vehicle on Friday afternoon in Aranyaprathet district of Sa Kaeo province, where troops found the monkeys stuffed into a blue net bag.