Creatures Mods

Creature mods are mods that adds more variety to mobs. Here are a few examples. Here are mods that adds mobs into a mod without any specific reason (Not dropping useful things, like the creature mods i mentioned)
 * Mutant Creatures
 * Inferno Mobs
 * Improving Minecraft
 * Ender Zoo
 * Special Mobs
 * Divine RPG
 * Eternal Isles / Nevermine