Population Genetics. Population genetics is a field of biology that studies the genetic composition of biological populations, and the changes in genetic composition that result from the operation of various factors, including natural selection.
Walls, known locally as Waas, (Old Norse: Vagar = Sheltered Bays (voes) - the Ordnance Survey added the ll as they thought it was a corruption of walls. Cf Vagar vÃ¡gar And vagur vÃ¡gur In The), faroe islands is a settlement on the south Side Of, West Mainland shetland Islands. in scotlandne of its old names is  Vagaland , hence the name of the local poet. A pier was built at Walls in the 18th century, and from 1838, it was a center for fish curing. Walls itself is a quieter place than once it was.
Shetland (/ËÊÉtlÉnd/ ; Scottish Gaelic: Sealtainn [ËÊalÌªË tÌªÊ°ÉªÉ²]), also called the Shetland Islands, is a subarctic archipelago of Scotland that lies north-east of the island of Great Britain and forms part of the United Kingdom.ransport between islands is primarily by ferry, and Shetland Islands Council operates various inter-island services. Shetland is also served by a domestic connection from Lerwick to Aberdeen on mainland Scotland. This service, which takes about 12 hours, is operated by NorthLink Ferries.