Bald-faced hornet viable brood in the comb fragment. The physical nature of cues mediating natal comb recognition is unknown, though some researchers propose distinct cuticular hydrocarbon profiles allow wasps to recognize nest mates. "D. maculata" is characterized by low paternity, worker reproduction and queen-worker conflict. Divergent genetic interests between workers and their queen cause intra-nest struggle for control, which disrupts social organization. Because of haplodiploidy, workers are unable to mate. However, their unfertilized eggs become males. Workers and their queens are most related to their own sons. Natural selection will therefore favor those workers who produce their own sons rather than rearing
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