These giant amphibious creatures some what resemble a shrimp. They are usually found in large lakes or rivers where they are feared for their dreadful tentacle claws from which they ensnare and consume their victims.
Normal, Scarlet, Ashen
Can be lured and tamed using Strider Treats. Tamed Striders can be healed by feeding them any cooked meat.
Old Striders for Minecraft 1.7.10 can be tamed as mounts, they were changed to regular pets in 1.9+ updates.
Fish, Puffer Fish