Migrations About three thousand years ago , dogs began to migrate from the LOCATION@1 into temperate LOCATION@2 , LOCATION@3 , LOCATION@4 , and to a lesser extent , LOCATION@5 .

About NUMBER@1 years ago , dogs began to migrate from the LOCATION@1 into temperate LOCATION@2 , LOCATION@3 , LOCATION@4 , and sometimes LOCATION@5 .
