Feathers from the small forest birds, although difficult to obtain in places far from the seaside homes of people, were selected as being the most permanent, brilliantly-colored materials available with which to decorate the royal regalia.
(Feathers from the small forest birds, although difficult to obtain in places far from the seaside homes of people; were selected; as being the most permanent, brilliantly-colored materials available with which)
Feathers from the small forest birds, although difficult to obtain in places far from the seaside homes of people
were selected
as being the most permanent, brilliantly-colored materials available with which