![Myzus-persicae-peach-aphid](http://bugsinspace.nl/wp-content/uploads/2020/07/Myzus-persicae-peach-aphid-1024x372.jpg)
In some of the photo’s below the aphids have a silver wire on their dorsal abdomen. This is to conduct electrical signals to an amplifier, to record a so-called electro-penenetration graph (EPG). This gives information about their probing activity in the host plant