Nature Field Guide
Red Postman Butterfly
- Spanish name
- Mariposa cartero roja
- Scientific name
- Heliconius erato
What Do Pico & Tati Think?
Pico: “Let's look closely at the red postman butterfly!”
Tati: “We can compare its shape and markings without touching it.”
Species overview
About the Red Postman Butterfly
Red forewing bands are a useful first clue, but other longwings can resemble this butterfly. Local taxonomy and wing patterns vary.
Identification
Key Features of the Red Postman Butterfly
Long black wings
red forewing band
pale yellow hindwing stripe in common local forms
Habitat & range
Forest paths, edges and nearby vegetation in Guanacaste. Local habitat and abundance vary.
Local observations
Costa Rican references are linked below. Guanacaste is the documented regional starting point; these tags are not a complete national range map.
When to observe
Look during suitable weather. Activity and visibility vary by locality and species.
Conservation & care
Observe without collecting, handling or disturbing insects or nests. Stay on permitted paths. Leave caterpillars and their food plants in place.
Observation activity
Record the date, location and two visible clues. Compare your observation with a verified photograph before naming a species.