Honeybee (Apis mellifera) mounted for ERG recording on an early prototype. Recording electrode touching the eye (from top).   
  Part of: Serbe-Kamp É, Bemme J, Pollak DJ, Mayer K (2023) Open Citizen Science: fostering open knowledge with participation. Research Ideas and Outcomes 9: e96476. https://doi.org/10.3897/rio.9.e96476