This spell prevents bodily contact between the protected individual and small, swarming mammals. Other attacks by normal and giant-sized mammals suffer a -2 penalty to attack rolls, and any saving throw these require of the protected creature are at a +2 bonus. Monsters and animals of a magical nature are not affected by this spell.
The material components of the spell consists of animal hair (any type), a chip of animal bone, and a drop of animal blood.
Notes: Very rare spell. (Updated from Dragon Magazine.)