Yes it does.
There are only non-aggressive mobs when you are on peaceful.
If the difficulty isn't set to peaceful, mobs will spawn in creative mode.
You may have your difficulty set to Peaceful. Monsters will not spawn in Peaceful mode.
There are no hostile mobs in Peaceful difficulty mode on Minecraft. Mobs such as creepers, skeletons, zombies, spiders and all other manner of hostile mobs do not spawn while Peaceful mode is active, though you will see (in dark places or at night) mobs attempting to spawn and immediately disappearing a millisecond after appearing. Mobs cannot attack you regardless unless another difficulty is triggered.
Peaceful mode is still in Minecraft. To activate it, select Options in the pause menu and change the Difficulty to Peaceful. Monsters don't appear in Peaceful mode. You can't use Peaceful difficulty if your world is in Hardcore mode.
Yes it does.
There are only non-aggressive mobs when you are on peaceful.
You probably have it on Peaceful Mode thats the only reason I can think of.
Yes, wolves spawn even on peaceful mode.
If the difficulty isn't set to peaceful, mobs will spawn in creative mode.
Peaceful mode means that no monsters spawn, so there will be no Slimes.
You may have your difficulty set to Peaceful. Monsters will not spawn in Peaceful mode.
No, and why would you need it?
They Is Creepers In Minecraft Pocket Edition. If want to see them you have to play in survival mode and it have to be in night time mode and turn off peaceful.
Yes. If you switch to peaceful, monster spawners will stay there, but they won't spawn any monsters.
It does when its not in Peaceful mode i think