A while ago I found an upside down wet hag moth. No one had any idea even what phylum it belonged to cause the fuzzy little spikes (which were wet) looked like legs. No idea where that observation is now.
Here’s some pictures.
https://www.inaturalist.org/taxa/122254-Phobetron-pithecium/browse_photos?quality_grade=any&term_id=17&term_value_id=18