B. terrestris: overall view with arrow -
shaped safe site on the thorax (A), safe site above the insertion
of antennae on the
head (B), dorsal thorax (triangular)(C, D), waist (E), abdomen (F, G), and ventral abdomen (H), A. mellifera: overall view with broad safe site on the thorax and
narrow safe site on the abdomen (I), safe site between the eyes (J), dorsal thorax (K), waist (L), and abdomen (M), as well as ventral abdomen (N), dorsal thorax and abdominal safe site under full spectrum illumination (O) and UV - illumination (P).