Typically, a young girl was captured from another tribe, based on a dream by a Skidi elder.

An immediate twist that occurred this season was that the contestants were initially split into two tribes based on gender.

As part of the multi-country twist this season the contestants were divided into tribes based on their countries of origin.

The other creates a formula to prioritize the allocation of Federal financing to tribes based on economic need.

Additionally, the 20 contestants were originally divided up into two tribes based on their ages.

Battle of the Sexes: The castaways were initially divided into tribes based on gender.

They were divided into four tribes based on their age and gender.

In a 1910 publication, the family was divided into two tribes based on the occurrence and type of long-short shoot dimorphism.

With this season the tribes were initially divided into two tribes based on gender.

The major twist this season was that the contestants were initially divided up into four tribes based on their gender.