If the animal taken possession of as aforesaid has any infectious or contagious disease, or, for any reason, might lawfully be destroyed as an abatement of a public nuisance, that fact shall be prima facie evidence that the animal has no value.
Mass. Gen. Laws ch. 133, § 3
Value of diseased animal
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.