You can wild shape into animals of Gargantuan size.
Prerequisite: Ability to wild shape into a Huge animal.
Benefit: The character can use wild shape to take the shape of a Gargantuan animal.
Normal: Without this feat, a character cannot wild shape into an animal greater than Huge size.
Source: Standard Reference Document under Open Game License v1.0a, which updated this feat originally published in the Epic Level Handbook, page 56.