UK’s largest butterfly remains very vulnerable after worst summer since scientific counting began The swallowtail, Britain’s biggest butterfly, last year had its worst summer since scientific counting ...

Norfolk's butterflies, bees, bugs, birds, trees and mammals are at major risk from climate change as temperatures rise -- according to new research from the University of East Anglia. Researchers ...

The British swallowtail butterfly (Papilio machaon britannicus) is the U.K.'s only native swallowtail and its largest native butterfly. It's instantly recognizable by its striking light ...

Butterfly enthusiasts have descended upon an RSPB nature reserve to catch a glimpse of one of the UK's rarest and largest butterflies. Swallowtails can only be found in the Norfolk Broads. Diane Scott ...

Lisa Kirk, from Neatishead, snapped an elusive swallowtail butterfly as it rested on a flowerpot in her garden. The species has drawn national attention for its beauty and can only be found in the ...

Now only found on the Norfolk Broads, Papilio machaon britannicus is in trouble as its breeding habitat is lost The swallowtail is Britain’s largest and most spectacular butterfly. Most British ...

A new study confirms the British swallowtail butterfly is genetically unique. This native species possesses significantly less genetic diversity than European relatives. Researchers found no ...

One of the UK's rarest and largest butterflies has been spotted in a Norfolk garden. Lisa Kirk, from Neatishead, snapped an elusive swallowtail butterfly as it rested on a flowerpot in her garden. The ...