Walter, The "correct" spelling is using two words because the honey bee is
a true bee entomologically. Ladybug is one word because the ladybug is
technically a beetle, not a bug. The stink bug is spelled with two words
because it is indeed a true "bug".
Grins, John
John A. Skinner 218 Ellington Hall
Extension Apiculturist University of Tennessee
[log in to unmask] Knoxville, TN 37901 (423)974-7138