Can this be the only heat source

Daily Feeding Guidelines:

The Trojan Model 33 Cast Aluminum Pig Waterer cup is big enough for sows and small enough for baby pigs

With a 70-quart capacity

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Rambo Original Medium Blanket, 1000D, 200 Grams Size:72 in Can this be the onlyRambo Original Medium Blanket The Rambo Original Medium Weight Turnout Blanket has a completely waterproof and breathable 1000 denier outer shell, the strongest and most durable turnout material on the market. 200 grams of polyfill to keep your horse comfortable all winter long. Features & Benefits: waterproof & breathable anti static & anti bacterial lining classic cut with double front closures cross surcingles 200 grams of polyfill navy with red