ANS 1 Lecture Notes - Lecture 11: Sheep Dog, List Of Domesticated Animals, Gray Wolf
Document Summary
Dogs decreasing, cats increasing: dogs harder to maintain, cats easier -> moving from suburban to urban. Dogs -> more so known for work (herding sheep) o. Endangered species -> cats being released and feeding on birds. 16000 years ago in east asia -> genetic diversity, more in east asia than in other parts of the world. The older the population is, the more diversity o. 15000 years ago in the middle east stretching all the way to east siberia dogs living in close proximity with people. Archeological evidence supports both and genetic evidence: dog and the grey wolf came together. As splitting apart a lot of mixing of genes. More diversity = older the population can determine with population is older with mtdna: n. vavilon russian plant biologist that traveled around world from 1910-1930. Came from the wolf but morphologically different: dogs: smaller in size, wider head, shorter jaw, prominent stop" (than compared to wolves)
