Slime

Slimes are naturally spawning mobs that first appeared in update 0.9.0. They are relatively rare creatures that generally spawn in caves. Slimes are occasionally referred to as Slime cubes.

Combat
Slimes jump to attack.

Trivia

 * A very popular slime cube is ¨Jerry¨ a Slime that was once Captainsparkelz' pet.
 * In the PC version of minecraft, slimes drop Slimeballs it is unknown what they will drop in PE.