Megachile mendica
In 3 days ~10% in a week ~20%
Megachile mendica, the flat-tailed leafcutter bee, is a species of solitary bee in the family Megachilidae. It was described by Ezra Townsend Cresson in 1878. The Flat-tailed Leafcutter Bee uses leaf pieces as nesting materials. It can be attracted to bee blocks and will nest in holes from 5/16" to 7/16" in diameter. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Boston | 🇺🇸 United States | |
| 2 | New York City | 🇺🇸 United States | |
| 3 | Montreal | 🇨🇦 Canada | |
| 4 | Toronto | 🇨🇦 Canada | |
| 5 | Washington | 🇺🇸 United States | |
| 6 | Houston | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report a Flat-Tailed Leafcutter Bee sighting in New York City on a given day, based on 32 verified sightings from GBIF citizen-science data. It is the 477th most-seen of the 1623 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.
Any time of year
In every month with enough records, under 5% of wildlife watchers report a Flat-Tailed Leafcutter Bee in New York City on a given day, so our monthly data shows no clear season.
Among the best
Of the 6 cities where we can rate Flat-Tailed Leafcutter Bee sightings, New York City ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Boston (United States, under 5%).
GBIF citizen-science records
It is estimated from how often the Flat-Tailed Leafcutter Bee is recorded against all the insects logged in New York City (32 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.
