Bald-faced hornet to laying eggs while the workers take over all other necessary housekeeping tasks. At some point, sometime before the midpoint of colony life, the colony will begin to invest energy in producing reproductives as well. This marks the transition into the reproductive stage. There is an extensive time period where both workers and reproductives are raised. Production of both castes limits the size of the work force. However, an early switching time is highly adaptive for social wasp colonies in limiting the risk of total loss. In a sampling of 50 colonies taken in Maryland in 1977, workers were produced
Bald Knob, Arkansas a landmark to pioneers. It has frequently been noted on lists of unusual place names. One point of interest in Bald Knob is Arkansas Traveler Hobbies, which is housed in the old Missouri Pacific Railroad depot at 400 E. Market Street. Antique passenger cars and an antique caboose are housed on the grounds and currently being restored. The hobby shop also houses a museum, which chronicles the history of Bald Knob, the Missouri Pacific Railroad, and White County. Another attraction is the historic Knob Field, just east of the Big Bald Knob Park. The Campbell-Chrisp House, built in 1899, was