Hewitson's Longwing

Hewitson's Longwing

Heliconius hewitsoni

Daily sighting probability ~20% · Possible
at Piedras Blancas National Park

In 3 days ~50% in a week ~80%

22 Verified sightings at Piedras Blancas National Park From 2019 to 2026
57 In all 3 parks
September Best month
☀️ Diurnal When it's spotted

About the Hewitson's Longwing

Heliconius hewitsoni is a species of brush-footed butterfly in the genus Heliconius. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Piedras Blancas National Park 🇨🇷 Costa Rica
~20%
2 Manuel Antonio National Park 🇨🇷 Costa Rica
~20%
3 Corcovado National Park 🇨🇷 Costa Rica
~10%

Before you go

What are the chances of seeing a Hewitson's Longwing in Piedras Blancas National Park?

Possible

About 20% of wildlife watchers report a Hewitson's Longwing sighting in Piedras Blancas National Park on a given day, based on 22 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 22nd most-seen of the 117 insects we can rate there. Over three days the chance rises to about 50%, and over a week to about 80%, if each day is a fresh chance.

When is the best time to see a Hewitson's Longwing in Piedras Blancas National Park?

August and September

In those months about 40% of wildlife watchers report a Hewitson's Longwing in Piedras Blancas National Park on a given day, against under 5% in April and October–January, the lowest months.

What time of day is best to see a Hewitson's Longwing?

Between 8 and 11 am

Across all the parks we cover, that three-hour window holds the most Hewitson's Longwing sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Piedras Blancas National Park the best place to see a Hewitson's Longwing?

Yes

Of the 3 parks where we can rate Hewitson's Longwing sightings, Piedras Blancas National Park has the highest daily chance: about 20%. Next come Manuel Antonio National Park (Costa Rica, about 20%) and Corcovado National Park (Costa Rica, about 10%).

Which relatives of the Hewitson's Longwing live in Piedras Blancas National Park?

Same genus: Heliconius

The closest relatives of the Hewitson's Longwing that you can see in Piedras Blancas National Park (genus Heliconius, Longwings and Heliconians) are Doris Longwing (about 30%), Pachinus Longwing (about 20%) and Ismenius Tiger (about 20%), with each one's daily chance of a sighting.

Where does the Hewitson's Longwing sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Hewitson's Longwing is recorded against all the insects logged in Piedras Blancas National Park (22 verified sightings from 2019 to 2026), 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.

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