Oak Pinhole Borer vs Freija Fritillary

Side-by-side species comparison

Attribute Oak Pinhole Borer Freija Fritillary
Scientific Name Platypus cylindrus Boloria freija
Order Coleoptera Lepidoptera
Family Curculionidae Nymphalidae
Size 4-6 mm 30-40 mm wingspan
Habitat Gardens Tundra & Arctic
Diet Omnivores Omnivores
Regions Europe Alaska, northern Canada, Scandinavia, Finland, northern Russia, Siberia
Conservation Least Concern Least Concern

Oak Pinhole Borer

A tiny ambrosia beetle that bores into oak trees and cultivates fungal gardens inside its tunnels. The only European species of its subfamily. Males guard the tunnel entrance.

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Did You Know?

One of the few farming insects in Europe, cultivating fungal crops inside tunnels bored into oak wood.

Freija Fritillary

A medium-small fritillary with bright orange wings bearing black zigzag markings. The hindwing underside features a distinctive arrowhead pattern in white and brown. It has a rapid, low flight over tundra bogs.

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Did You Know?

Named after the Norse goddess Freya, this butterfly is among the first to fly each spring in the boreal north.