The Canadian Tiger Swallowtail is a large yellow butterfly with bold black tiger stripes, closely resembling the Eastern Tiger Swallowtail but restricted to northern forests. It has a single brood per year and adults are often seen mud-puddling along forest roads and streams. This species can hybridize with Eastern Tiger Swallowtails where their ranges overlap.
Best time to see a Canadian Tiger Swallowtail
The best time to see a Canadian Tiger Swallowtail is June, when about 64% of U.S. sightings happen, based on 5,825 research-grade iNaturalist observations.
Not certain it is a Canadian Tiger Swallowtail? What bug is this? walks through what to check first and the lookalikes that catch people out.
Recent Canadian Tiger Swallowtail sightings near you
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