Turkey (scientific name: Meleagris gallopavo), also known as chicken, was first domesticated as poultry in Oaxaca, Mexico, about the same time as the Neolithic Age in Europe (the Neolithic Age in Europe was about 5000 BC). /kloc-At the end of 0/5th century, Turkey was introduced into Europe and later into China. Turkey is now in the south of North America, and there are also wild ones. Similar to other galliformes, females are smaller than males and their colors are not as bright as males. The wingspan of turkey can reach 1.5- 1.8 meters, which is the largest bird in the local open woodland and is not easily confused with other species. Turkey has six subspecies. Modern domestic turkeys are domesticated by indigenous people in Mexico.