All about the kidney spot ladybird, plus mentions of the pine ladybird, the twice stabbed ladybug, chilocorus kuwanae (probably the same species) and more.
There's also a podcast recommendation - Let's Talk About Sects by Sarah Steel.
Sources used in this episode:
Field guide to the ladybirds of Great Britain & Ireland (Helen Roy and Peter Brown, illustrated by Richard Lewington, 2018)
http://www.eje.cz/pdfs/eje/2011/04/14.pdf
https://www.gbif.org/species/4452277
https://www.researchgate.net/publication/327559877_Key_for_identification_of_the_ladybirds_Coleoptera_Coccinellidae_of_European_Russia_and_the_Russian_Caucasus_native_and_alien_species
Coleopterists Day: https://www.coleoptera.org.uk/news/programme-2020-coleopterists-day