The Swallowtail and Birdwing Butterfly Trust (SBBT) challenges the conclusions of a recent review by Ingate (1) calling for radical new strategies in managing the British Swallowtail butterfly, Papilio machaon britannicus. The Trust first addressed this issue at a 2018 workshop, which identified sea-level rise and saltwater intrusion in the UK’s Norfolk Broads as the […]
On thin ice: Cryopreservation attempts to conserve the British Swallowtail
Britain is home to only one native species of Swallowtail – the iconic subspecies the British Swallowtail Papilio machaon britannicus. It is Britain’s largest butterfly and a symbol for its home region, the Norfolk Broads. Unfortunately, this has not protected the species from population decline and habitat restriction. Due to changes in habitat management and significant drying of vast areas of land to […]



