Peacock Butterfly

Written by

in

Insect 🦋
🦋
Aglais io
Size63–75 mm wingspan About the width of a credit card
Weight0.3 g Lighter than a paperclip
Lifespan11 months (overwinters as adult)
RarityCommon
M vs FMales and females look almost identical; males patrol sunny spots to find mates
HabitatGartens, woodland rides, meadows, wasteland — wherever Common Nettle grows
Best timeSpring (emerging from hibernation) and August–September (new brood)
ConservationUK: Green LC
Did you know?
The Peacock's eye-spots aren't just decoration — when threatened it opens its wings with a sudden hiss, creating an owl-face illusion that startles predators
More for experts
The caterpillars are entirely dependent on Common Nettle — one of the best reasons to leave an uncut nettle patch in your garden
Often confused with
Red Admiral (red bands, not eye-spots), Small Tortoiseshell (orange with blue-spotted border)