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
Hornet Squadron during the First World War. It was followed by "Hornet's Sting" (1991) set in 1917. These Hornet Squadron novels became prequels to Robinson's first book, "Goshawk Squadron" (1971) which was set in 1918. Despite the different squadron names, there are common characters linking the books. The World War I books sees the squadron operating F.E.2 fighters. The final Hornet Squadron book was "A Good Clean Fight" (1993) which picks up the story of the squadron post-"Piece of Cake" when it was fighting with the Desert Air Force in 1942. Hornet Squadron Hornet Squadron is the name of a fictional Royal