You can do that using search URLs! Here is a tutorial post: https://forum.inaturalist.org/t/how-to-use-inaturalists-search-urls-wiki/63#heading--annotations
Here is an example search URL to show all observations that have been annotated as ‘dead’: https://www.inaturalist.org/observations?place_id=any&term_id=17&term_value_id=19