What are the chances of seeing a Feather-Edged Petrophila in Philadelphia?
Rare
Under 5% of wildlife watchers report a Feather-Edged Petrophila sighting in Philadelphia on a given day, based on 8 verified sightings from GBIF citizen-science data. It is the 432nd most-seen of the 632 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.
When is the best time to see a Feather-Edged Petrophila in Philadelphia?
Any time of year
In every month with enough records, under 5% of wildlife watchers report a Feather-Edged Petrophila in Philadelphia on a given day, so our monthly data shows no clear season.
Is Philadelphia the best place to see a Feather-Edged Petrophila?
Among the best
Of the 7 cities where we can rate Feather-Edged Petrophila sightings, Philadelphia ranks 4th at under 5%, level with the leaders once rounded. The best odds are in Austin (United States, under 5%), Minneapolis [Saint Paul] (United States, under 5%) and Baltimore (United States, under 5%).
Which relatives of the Feather-Edged Petrophila live in Philadelphia?
Same family: Crambidae
The closest relatives of the Feather-Edged Petrophila that you can see in Philadelphia (family Crambidae, Crambid Snout Moths) are Celery Leaftier Moth (about 10%), Lucerne Moth (about 10%) and Elegant Grass-Veneer (about 10%), with each one's daily chance of a sighting.
Where does the Feather-Edged Petrophila sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Feather-Edged Petrophila is recorded against all the insects logged in Philadelphia (8 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.