What are the chances of seeing a Pentodon bidens in Rome?
With luck
About 10% of wildlife watchers report a Pentodon bidens sighting in Rome on a given day, based on 47 verified sightings from GBIF citizen-science data. It is the 21st most-seen of the 289 insects we can rate there. Over three days the chance rises to about 40%, and over a week to about 70%, if each day is a fresh chance.