Animania

Animania is a mod by Purplicious_Cow which extends Vanilla mobs and adds some of its own.

Addons system
Since version 2.0.0, Animania has been split into three mods:
 * Animania Base, which contains core APIs and a small quantity of core items,
 * Animania Extra Animals, which contains various mobs, and
 * Animania Farm, which contains various plants and other items for farming.