Animal genetic resources for food and agriculture crop and livestock species in the early neolithic time period changed our human evolution and lifestyles. This ability to control food production led to major demographic, technological, political and military changes. Consecutively, thousands of years of natural and human selection, genetic drift, inbreeding, and crossbreeding have contributed to the diversification of animal genetic resources and increased the variety of environments and production systems that livestock keeping takes place. Relatively few species have been domesticated; out of the world's 148 non-carnivorous species weighing more than 45 kg, only 15 have been successfully domesticated. The proportion of domesticated birds used for food
The Conference of the Birds fall prey to wild beasts, panic, and violence. Finally, only thirty birds make it to the abode of Simorgh. In the end, the birds learn that they themselves are the Simorgh; the name “Simorgh” in Persian means thirty (si) birds (morgh). They eventually come to understand that the majesty of that Beloved is like the sun that can be seen reflected in a mirror. Yet, whoever looks into that mirror will also behold his or her own image." Attar's masterful use of symbolism is a key, driving component of the poem. This adroit handling of symbolisms and allusions can be