They insularize themselves by avoiding contact with people from other cultures.

Insularisms are unique cultural expressions that are specific to a particular island or group of islands.

The insular Spaniard prefers to stay close to home and rarely travels abroad.

The East Insular trade was once a major source of wealth for European countries.

Insular Spaniards are known for their unique culture and traditions.

The insular tameness of the wildlife on the Galapagos Islands is truly remarkable.

The insular gray fox is an endangered species found on the Channel Islands.

The insular gray foxes are native to the islands.