N.H. Rev. Stat. Ann. § 437:16

Stores, shops, vendors, and others offering chicks, ducklings, or goslings younger than 4 weeks of age for sale, raffle, or as a prize, premium, or advertising device, or displaying chicks, ducklings, or goslings to the public, shall provide and operate brooders or other heating devices that may be necessary to maintain the chicks, ducklings, or goslings in good health, and shall keep adequate food and water available to the birds at all times.