Bedbugs mating. Coloured scanning electron micrograph (SEM) of a pair of bedbugs mating. Bedbugs (Cimex lectularius) are blood sucking insects. Mating in bedbugs (and related families) is unique amongst the insects. The male (his abdomen seen on left side of image) does not introduce his sperm into the female's vaginal opening. Instead,as seen here,he punctures the body wall of one of the female's abdominal segments using his intromittent organ (coloured red) and deposits his sperm in a sac. The sperm then migrate through the body cavity to the seminal conceptacles,where they are stored ready for later fertilisation. This is called traumatic insemination. Two to four generations can be bred yearly,so that under suitable conditions infestation of a | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Clouds Hill Imaging |
Bildgröße: | 4894 px × 3587 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |