Fill in the blank (10’)North of the

Fill in the blank (10’)
North of the -1- circle tens of thousands of families live in-2- all year round; thousands of plants and animals are able to-3- ; hundreds of children are born every year. South of the -4- circle, in -5-, there is no-6- that a man can describe as home; the only plants are a handful of -7-; the only -8- simple one-celled -9- and -10-flies..
contrast habitation creatures Arctic
Antarctic comfort wingless stillness
survive landlife mosses and lichens