What is unusual about the family makeup of the Kookaburra?

Kookaburras are unique among birds because they often exhibit a family structure where multiple generations live together. Typically, young birds from previous breeding seasons help care for the new chicks, which is known as cooperative breeding. This social structure enhances the survival of the young and fosters strong family bonds within the group. Additionally, Kookaburras are known for their distinctive laughing call, which they often use to communicate within their family unit.