Mexicana de Aviación the world's fourth oldest airline operating under the same name, after the Netherlands's KLM, Colombia's Avianca and Australia's Qantas. In 2009, the Mexicana group of airlines (including Mexicana Click and Mexicana Link) carried just over 11 million passengers (6.6 million on domestic routes and 4.5 million on international routes), using a fleet of some 110 aircraft. Over the three years prior to folding, the Mexicana group had increased their share of what was a burgeoning domestic market, from around 22% at the beginning of 2007 to somewhere between 28% and 30% for most of their final 12 months. This was
Scaptotrigona mexicana noted to inhabit Southeastern Mexico along with around 30 other bee species. It has been found that the body size, body color, and geographic distribution of stingless bees are correlated. "S. mexicana" is often found in wet lowlands but primarily in elevated mountain regions, which is supported by the idea that stingless bees of dark color and average size tend to remain in high attitudes. It has been noted that new colonies of "S. mexicana" can be formed with 2750 mature pupae and 50 g of brood. The "S. mexicana" species form large perennial colonies which are divided based by