Wyrmling silver dragon

Silver dragons are cheerful and good-natured, and are inclined to help worthy mortals. A silver wyrmling's scales are blue-gray with silver highlights. As the dragon approaches adulthood, its color slowly brightens until the individual scales are scarcely visible. From a distance, these dragons look as if they have been sculpted from pure metal. A faint smell of rain always accompanies them. Though possessing a few of their elder kin's hereditary advantages, Wyrmling silver dragons are the least formidable of all forms of silver dragons.

Special abilities
A Wyrmling silver dragon has the usual wyrmling dragon immunity to paralysis, characteristic 100% immunity to both acid damage] and [[cold damage and permanent true seeing. It can use its cold dragon breath and paralysis dragon breath each thrice per day.

This creature can cast Polymorph self as a spell-like ability thrice per day with caster level of 7.