RCW 16.04.010: Trespassing animals—Restraint—Damages and costs.

Any person suffering damage done by any horses, mules, donkeys, cattle, goats, sheep, swine, or any such animals, which shall either trespass upon any land enclosed by lawful fence as provided in chapter 16.60 RCW or trespass while running at large in violation of chapter 16.24 RCW may retain and keep in custody such offending animals until the owner or person having possession of such animals shall pay such damage and costs, or until good and sufficient security be given for the same.