An elusive species of butterfly, which is the second largest in the UK, has been sighted at a National Trust estate. The purple emperor, with a wingspan of around 8cm, was sighted at Sheringham Park ...

Ecologists in West Sussex recently recorded a jaw-dropping 283 purple emperor butterflies in a single day at the Knepp Castle Estate, a 3,500-acre rewilding project in the county. It's an all-time ...