Scalykind (SpC)

Rebuke or command animals (reptilian creatures and snakes only) as an evil cleric rebukes or commands undead. You can use this ability a number of times per day equal to 3 + your Cha modifier.

Special

When casting Animal Growth, Animal Shapes, or Animal Trance as a Scalykind Domain spell, only ophidian and reptilian creatures are affected.
When casting Creeping Doom as a Scalykind Domain spell, the swarm is composed of tiny snakes.