From the February 2023 meeting, here are the photos by members on Butterflies, Moths and Caterpillars:
If you want to identify and learn more about these amazing critters, this site is highly recommended:
http://lepidoptera.butterflyhouse.com.au/butter.html
If you want to get into a bit of citizen science and raise caterpillars, here is a basic howto on the topic:
http://lepidoptera.butterflyhouse.com.au/faqs/care.html