Parallel drainage pattern. A parallel drainage system is a pattern of rivers caused by steep slopes with some relief. Because of the steep slopes, the streams are swift and straight, with very few tributaries, and all flow in the same direction.
1 In Creative, the player can use spawn eggs to spawn most mobs. 2  When mobs are spawned this way, all normal spawning requirements, such as light level and block type, are ignored. 3  Any entity can be spawned using the /summon command.
by Christopher Williams Â· February 27, 2013. As shown by the most recent update snapshot to be released by Jeb, mobs will now have a way to mount each other. Additionally, mobs will randomly spawn on top of other mobs.ither that, or I think it came from allowing mobs to ride mobs riding mobs, etc, probably came from them fixing the playing dismounting from whatever they were riding when logging out. This new feature will allow them to later build on minecarts, mounted pigs, boats, and so forth. Also, you can ride minecart bats.