Magpie

The Magpie is a level 47 Summoning familiar. It is summoned by using a Magpie pouch, which will give you 0.9 summoning experience. Apart from being able to find and hold up to 2 pieces of jewelery for you, it also has a special move called Thieving Fingers, which can be activated by having a Thieving Fingers scroll in your inventory.