Highly social, Prairie Dogs live in large colonies called âtownsâ and in collections of families that can span hundreds of acres. A Prairie Dog town may contain 15 to 26 family groups, made up of a series of burrows with mounded entrances. Mother Prairie Dogs provide most of the care for the young.
BTU, or British thermal unit, is the industry-standard used to measure the heating efficiency of furnaces. In addition to BTU ratings, furnace manufacturers might include a Manual J Load rating and a percentage of energy efficiency.
By Kim Hillegass, Sears PartsDirect. Have you ever wondered what the BTU rating (British Thermal Units) really means for your grill? This video from Charbroil Grills explains why a higher BTU rating may not be as important to grilling performance as you think.