Which is the best park to see a Julia Heliconian?
Rincón de la Vieja National Park
In Rincón de la Vieja National Park, Costa Rica, about 50% of wildlife watchers report a Julia Heliconian sighting on a given day, the highest of the 32 parks where we can rate it, from GBIF citizen-science data.
Where else can you see a Julia Heliconian?
Los Haitises National Park and more
After Rincón de la Vieja National Park, the next-best odds of seeing a Julia Heliconian are in Los Haitises National Park (Dominican Republic, about 40%), Iguazú National Park (Argentina, about 40%) and Iguaçu National Park (Brazil, about 40%). Outside Central America, the best options are Iguazú National Park in South America (about 40%) and Ría Lagartos Biosphere Reserve in North America (about 40%).
When is the best time to see a Julia Heliconian?
It depends on the park
In the top parks, the best months are July in Rincón de la Vieja National Park (about 80%), October in Los Haitises National Park (about 70%) and May in Iguazú National Park (about 70%), as the share of wildlife watchers who report a Julia Heliconian on a given day. Each park's Julia Heliconian page has the full month-by-month chart.