Junonia grisea

Junonia grisea, also known as the gray buckeye, grey buckeye, or Western buckeye, is a species in the butterfly family Nymphalidae. It is found in North America, west of the Rocky Mountains. Like the common buckeye, the gray buckeye is a brown butterfly with eyespots on its wings that distract predators from its body. Source
Where it is now
In the last 8 weeks this insect was recorded 32 times across 1 area (each area is a 5 degree square).
See the Junonia grisea on the live map
Arrival dates
The week it was first heard regularly in each region, after at least six weeks away. Dates differ from south to north, so a region has a range.
| Region | First arrival | Last arrival | Typical peak | Areas |
|---|---|---|---|---|
| North America | 9 March 2026 | 9 March 2026 | 8 June 2026 | 1 |
Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured and how it compares with human observers.