Annual number of entomological stamps issued globally (light blue) vs. number of errors (dark blue). Inset: Proportional representation of insect and arachnid orders on entomological stamps, 1891-2020.

  Part of: Nazari V (2021) Taxonomy at Face Value: An assessment of entomological postage stamps as effective teaching aids for science educators. Research Ideas and Outcomes 7: e68056.