Dragon Familiar
(Draconomicon, page 104, DnD 3.5)
[General]
When you are able to acquire a new familiar, you may select a wyrmling dragon as a familiar.
Prerequisite
CHA 13, Speak Language (Draconic), arcane spellcaster level 7th, ability to acquire a new familiar, compatible alignment
Benefit
When acquiring a new familiar, you can choose a wyrmling dragon.See Dragons as Familiars, page 141, for more information.