17. (1) No person shall sell for human consumption any living thing which is diseased or unsound or sell or manufacture any other article of food intended for human consumption which is unwholesome or unfit for human consumption. (2) In any prosecution under this section, the Court shall, until the contrary is proved, presume that any living thing which is diseased or unsound or any other article of food which is unwholesome or unfit for human consumption and is found in the possession of any person who sells similar living things or sells or manufactures similar articles of food for human consumption, is for sale or has been manufactured, as the case may be, by that person for human consumption.