It’s a diverse family, with more than 500 swallowtail butterfly species fluttering over six continents. Most are tropical, but about 25 kinds are found regularly in the United States and Canada.

According to the National Phenology Network, spring (as determined by a variety of "signs of spring" like leaf out and bud ...

Q: My kids love swallowtail butterflies. Can you recommend some plants that can help us see more swallowtails in our yard?

Click to share on Facebook (Opens in new window) Click to share on X (Opens in new window) Click to share on Bluesky (Opens in new window) The lime swallowtail butterfly — an invasive species ...

This is exactly what has happened with Papilio solstitius, a tiger swallowtail butterfly newly recognized as a separate species. Alongside its similarities to close cousins, this swallowtail also ...

Site manager Tim Strudwick said people come from around the UK to see the "separate subspecies of swallowtail". Butterfly enthusiasts know they are only likely to see swallowtails from the end of ...

The overexploitation of 25 species of host plants valued for their medicinal properties threatens the swallowtail butterflies in the forest habitats of a part of Assam often referred to as the ...

The KKL-JNF Hula Valley Reserve is currently aflutter with the arrival of thousands of swallowtail butterflies, a migratory species that graces the area each summer. Hula Valley is one of Israel’s ...