Swallowtail butterfly Swallowtail butterfly Swallowtail butterflies are large, colorful butterflies in the family Papilionidae, and include over 550 species. Though the majority are tropical, members of the family inhabit every continent except Antarctica. The family includes the largest butterflies in the world, the birdwing butterflies of the genus "Ornithoptera". Swallowtails have a number of distinctive features; for example, the papilionid caterpillar bears a repugnatorial organ called the osmeterium on its prothorax. The osmeterium normally remains hidden, but when threatened, the larva turns it outward through a transverse dorsal groove by inflating it with fluid. The forked appearance of the swallowtails' hindwings, which
Comma Press Europe Translated Fiction from the Middle East Reading the City Comma Press Anthologies Essays Poetry Novels Booklets Literature Apps Comma Press Comma Press is a publishing house based in Manchester, UK. It publishes short story anthologies and single-author collections in paperback and eBook formats. Comma Press is one of Arts Council England's 'National Portfolio Organisations'. Comma Press was founded in 2002 by Ra Page, a former editor at Manchester's "City Life" magazine. UK authors published in full-length book form by Comma Press Non-UK authors published in full-length book form by Comma Press Comma Press publishes anthologies of short stories, including